20435772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1153}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 54801152

約数和(自身を除く): 34365380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1153, 1266, 1477, 2306, 2532, 2954, 3459, 4431, 4612, 5908, 6918, 8071, 8862, 13836, 16142, 17724, 24213, 32284, 48426, 96852, 243283, 486566, 729849, 973132, 1459698, 1702981, 2919396, 3405962, 5108943, 6811924, 10217886, 20435772]

約数ペア:

[(1, 20435772), (2, 10217886), (3, 6811924), (4, 5108943), (6, 3405962), (7, 2919396), (12, 1702981), (14, 1459698), (21, 973132), (28, 729849), (42, 486566), (84, 243283), (211, 96852), (422, 48426), (633, 32284), (844, 24213), (1153, 17724), (1266, 16142), (1477, 13836), (2306, 8862), (2532, 8071), (2954, 6918), (3459, 5908), (4431, 4612)]