20453496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{577}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 58817280

約数和(自身を除く): 38363784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 211, 422, 577, 633, 844, 1154, 1266, 1477, 1688, 1731, 2308, 2532, 2954, 3462, 4039, 4431, 4616, 5064, 5908, 6924, 8078, 8862, 11816, 12117, 13848, 16156, 17724, 24234, 32312, 35448, 48468, 96936, 121747, 243494, 365241, 486988, 730482, 852229, 973976, 1460964, 1704458, 2556687, 2921928, 3408916, 5113374, 6817832, 10226748, 20453496]

約数ペア:

[(1, 20453496), (2, 10226748), (3, 6817832), (4, 5113374), (6, 3408916), (7, 2921928), (8, 2556687), (12, 1704458), (14, 1460964), (21, 973976), (24, 852229), (28, 730482), (42, 486988), (56, 365241), (84, 243494), (168, 121747), (211, 96936), (422, 48468), (577, 35448), (633, 32312), (844, 24234), (1154, 17724), (1266, 16156), (1477, 13848), (1688, 12117), (1731, 11816), (2308, 8862), (2532, 8078), (2954, 6924), (3462, 5908), (4039, 5064), (4431, 4616)]