19899804

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 28218084

約数列:

[1, 2, 3, 4, 6, 12, 53, 67, 106, 134, 159, 201, 212, 268, 318, 402, 467, 636, 804, 934, 1401, 1868, 2802, 3551, 5604, 7102, 10653, 14204, 21306, 24751, 31289, 42612, 49502, 62578, 74253, 93867, 99004, 125156, 148506, 187734, 297012, 375468, 1658317, 3316634, 4974951, 6633268, 9949902, 19899804]

約数ペア:

[(1, 19899804), (2, 9949902), (3, 6633268), (4, 4974951), (6, 3316634), (12, 1658317), (53, 375468), (67, 297012), (106, 187734), (134, 148506), (159, 125156), (201, 99004), (212, 93867), (268, 74253), (318, 62578), (402, 49502), (467, 42612), (636, 31289), (804, 24751), (934, 21306), (1401, 14204), (1868, 10653), (2802, 7102), (3551, 5604)]