19817556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 34372524

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 31, 33, 44, 58, 62, 66, 87, 93, 116, 124, 132, 167, 174, 186, 319, 334, 341, 348, 372, 501, 638, 668, 682, 899, 957, 1002, 1023, 1276, 1364, 1798, 1837, 1914, 2004, 2046, 2697, 3596, 3674, 3828, 4092, 4843, 5177, 5394, 5511, 7348, 9686, 9889, 10354, 10788, 11022, 14529, 15531, 19372, 19778, 20708, 22044, 29058, 29667, 31062, 39556, 53273, 56947, 58116, 59334, 62124, 106546, 113894, 118668, 150133, 159819, 170841, 213092, 227788, 300266, 319638, 341682, 450399, 600532, 639276, 683364, 900798, 1651463, 1801596, 3302926, 4954389, 6605852, 9908778, 19817556]

約数ペア:

[(1, 19817556), (2, 9908778), (3, 6605852), (4, 4954389), (6, 3302926), (11, 1801596), (12, 1651463), (22, 900798), (29, 683364), (31, 639276), (33, 600532), (44, 450399), (58, 341682), (62, 319638), (66, 300266), (87, 227788), (93, 213092), (116, 170841), (124, 159819), (132, 150133), (167, 118668), (174, 113894), (186, 106546), (319, 62124), (334, 59334), (341, 58116), (348, 56947), (372, 53273), (501, 39556), (638, 31062), (668, 29667), (682, 29058), (899, 22044), (957, 20708), (1002, 19778), (1023, 19372), (1276, 15531), (1364, 14529), (1798, 11022), (1837, 10788), (1914, 10354), (2004, 9889), (2046, 9686), (2697, 7348), (3596, 5511), (3674, 5394), (3828, 5177), (4092, 4843)]