19517784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 128

約数和(自身を含む): 59028480

約数和(自身を除く): 39510696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 47, 52, 66, 78, 88, 94, 104, 121, 132, 141, 143, 156, 188, 242, 264, 282, 286, 312, 363, 376, 429, 484, 517, 564, 572, 611, 726, 858, 968, 1034, 1128, 1144, 1222, 1331, 1452, 1551, 1573, 1716, 1833, 2068, 2444, 2662, 2904, 3102, 3146, 3432, 3666, 3993, 4136, 4719, 4888, 5324, 5687, 6204, 6292, 6721, 7332, 7986, 9438, 10648, 11374, 12408, 12584, 13442, 14664, 15972, 17061, 17303, 18876, 20163, 22748, 26884, 31944, 34122, 34606, 37752, 40326, 45496, 51909, 53768, 62557, 68244, 69212, 73931, 80652, 103818, 125114, 136488, 138424, 147862, 161304, 187671, 207636, 221793, 250228, 295724, 375342, 415272, 443586, 500456, 591448, 750684, 813241, 887172, 1501368, 1626482, 1774344, 2439723, 3252964, 4879446, 6505928, 9758892, 19517784]

約数ペア:

[(1, 19517784), (2, 9758892), (3, 6505928), (4, 4879446), (6, 3252964), (8, 2439723), (11, 1774344), (12, 1626482), (13, 1501368), (22, 887172), (24, 813241), (26, 750684), (33, 591448), (39, 500456), (44, 443586), (47, 415272), (52, 375342), (66, 295724), (78, 250228), (88, 221793), (94, 207636), (104, 187671), (121, 161304), (132, 147862), (141, 138424), (143, 136488), (156, 125114), (188, 103818), (242, 80652), (264, 73931), (282, 69212), (286, 68244), (312, 62557), (363, 53768), (376, 51909), (429, 45496), (484, 40326), (517, 37752), (564, 34606), (572, 34122), (611, 31944), (726, 26884), (858, 22748), (968, 20163), (1034, 18876), (1128, 17303), (1144, 17061), (1222, 15972), (1331, 14664), (1452, 13442), (1551, 12584), (1573, 12408), (1716, 11374), (1833, 10648), (2068, 9438), (2444, 7986), (2662, 7332), (2904, 6721), (3102, 6292), (3146, 6204), (3432, 5687), (3666, 5324), (3993, 4888), (4136, 4719)]