19113380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 48601728

約数和(自身を除く): 29488348

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 41, 44, 52, 55, 65, 82, 110, 130, 143, 163, 164, 205, 220, 260, 286, 326, 410, 451, 533, 572, 652, 715, 815, 820, 902, 1066, 1430, 1630, 1793, 1804, 2119, 2132, 2255, 2665, 2860, 3260, 3586, 4238, 4510, 5330, 5863, 6683, 7172, 8476, 8965, 9020, 10595, 10660, 11726, 13366, 17930, 21190, 23309, 23452, 26732, 29315, 33415, 35860, 42380, 46618, 58630, 66830, 73513, 86879, 93236, 116545, 117260, 133660, 147026, 173758, 233090, 294052, 347516, 367565, 434395, 466180, 735130, 868790, 955669, 1470260, 1737580, 1911338, 3822676, 4778345, 9556690, 19113380]

約数ペア:

[(1, 19113380), (2, 9556690), (4, 4778345), (5, 3822676), (10, 1911338), (11, 1737580), (13, 1470260), (20, 955669), (22, 868790), (26, 735130), (41, 466180), (44, 434395), (52, 367565), (55, 347516), (65, 294052), (82, 233090), (110, 173758), (130, 147026), (143, 133660), (163, 117260), (164, 116545), (205, 93236), (220, 86879), (260, 73513), (286, 66830), (326, 58630), (410, 46618), (451, 42380), (533, 35860), (572, 33415), (652, 29315), (715, 26732), (815, 23452), (820, 23309), (902, 21190), (1066, 17930), (1430, 13366), (1630, 11726), (1793, 10660), (1804, 10595), (2119, 9020), (2132, 8965), (2255, 8476), (2665, 7172), (2860, 6683), (3260, 5863), (3586, 5330), (4238, 4510)]