20157548664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{399761}}^1$

素因数の和:399972

約数の個数: 64

約数和(自身を含む): 55263098880

約数和(自身を除く): 35105550216

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 191, 264, 382, 573, 764, 1146, 1528, 2101, 2292, 4202, 4584, 6303, 8404, 12606, 16808, 25212, 50424, 399761, 799522, 1199283, 1599044, 2398566, 3198088, 4397371, 4797132, 8794742, 9594264, 13192113, 17589484, 26384226, 35178968, 52768452, 76354351, 105536904, 152708702, 229063053, 305417404, 458126106, 610834808, 839897861, 916252212, 1679795722, 1832504424, 2519693583, 3359591444, 5039387166, 6719182888, 10078774332, 20157548664]

約数ペア:

[(1, 20157548664), (2, 10078774332), (3, 6719182888), (4, 5039387166), (6, 3359591444), (8, 2519693583), (11, 1832504424), (12, 1679795722), (22, 916252212), (24, 839897861), (33, 610834808), (44, 458126106), (66, 305417404), (88, 229063053), (132, 152708702), (191, 105536904), (264, 76354351), (382, 52768452), (573, 35178968), (764, 26384226), (1146, 17589484), (1528, 13192113), (2101, 9594264), (2292, 8794742), (4202, 4797132), (4584, 4397371), (6303, 3198088), (8404, 2398566), (12606, 1599044), (16808, 1199283), (25212, 799522), (50424, 399761)]