19141980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 66382848

約数和(自身を除く): 47240868

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 23, 26, 30, 33, 39, 44, 46, 52, 55, 60, 65, 66, 69, 78, 92, 97, 110, 115, 130, 132, 138, 143, 156, 165, 194, 195, 220, 230, 253, 260, 276, 286, 291, 299, 330, 345, 388, 390, 429, 460, 485, 506, 572, 582, 598, 660, 690, 715, 759, 780, 858, 897, 970, 1012, 1067, 1164, 1196, 1261, 1265, 1380, 1430, 1455, 1495, 1518, 1716, 1794, 1940, 2134, 2145, 2231, 2522, 2530, 2860, 2910, 2990, 3036, 3201, 3289, 3588, 3783, 3795, 4268, 4290, 4462, 4485, 5044, 5060, 5335, 5820, 5980, 6305, 6402, 6578, 6693, 7566, 7590, 8580, 8924, 8970, 9867, 10670, 11155, 12610, 12804, 13156, 13386, 13871, 15132, 15180, 16005, 16445, 17940, 18915, 19734, 21340, 22310, 24541, 25220, 26772, 27742, 29003, 32010, 32890, 33465, 37830, 39468, 41613, 44620, 49082, 49335, 55484, 58006, 64020, 65780, 66930, 69355, 73623, 75660, 83226, 87009, 98164, 98670, 116012, 122705, 133860, 138710, 145015, 147246, 166452, 174018, 197340, 208065, 245410, 277420, 290030, 294492, 319033, 348036, 368115, 416130, 435045, 490820, 580060, 638066, 736230, 832260, 870090, 957099, 1276132, 1472460, 1595165, 1740180, 1914198, 3190330, 3828396, 4785495, 6380660, 9570990, 19141980]

約数ペア:

[(1, 19141980), (2, 9570990), (3, 6380660), (4, 4785495), (5, 3828396), (6, 3190330), (10, 1914198), (11, 1740180), (12, 1595165), (13, 1472460), (15, 1276132), (20, 957099), (22, 870090), (23, 832260), (26, 736230), (30, 638066), (33, 580060), (39, 490820), (44, 435045), (46, 416130), (52, 368115), (55, 348036), (60, 319033), (65, 294492), (66, 290030), (69, 277420), (78, 245410), (92, 208065), (97, 197340), (110, 174018), (115, 166452), (130, 147246), (132, 145015), (138, 138710), (143, 133860), (156, 122705), (165, 116012), (194, 98670), (195, 98164), (220, 87009), (230, 83226), (253, 75660), (260, 73623), (276, 69355), (286, 66930), (291, 65780), (299, 64020), (330, 58006), (345, 55484), (388, 49335), (390, 49082), (429, 44620), (460, 41613), (485, 39468), (506, 37830), (572, 33465), (582, 32890), (598, 32010), (660, 29003), (690, 27742), (715, 26772), (759, 25220), (780, 24541), (858, 22310), (897, 21340), (970, 19734), (1012, 18915), (1067, 17940), (1164, 16445), (1196, 16005), (1261, 15180), (1265, 15132), (1380, 13871), (1430, 13386), (1455, 13156), (1495, 12804), (1518, 12610), (1716, 11155), (1794, 10670), (1940, 9867), (2134, 8970), (2145, 8924), (2231, 8580), (2522, 7590), (2530, 7566), (2860, 6693), (2910, 6578), (2990, 6402), (3036, 6305), (3201, 5980), (3289, 5820), (3588, 5335), (3783, 5060), (3795, 5044), (4268, 4485), (4290, 4462)]