20704404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7951}}^1$

素因数の和:7996

約数の個数: 48

約数和(自身を含む): 56999936

約数和(自身を除く): 36295532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7951, 15902, 23853, 31804, 47706, 55657, 95412, 111314, 166971, 222628, 246481, 333942, 492962, 667884, 739443, 985924, 1478886, 1725367, 2957772, 3450734, 5176101, 6901468, 10352202, 20704404]

約数ペア:

[(1, 20704404), (2, 10352202), (3, 6901468), (4, 5176101), (6, 3450734), (7, 2957772), (12, 1725367), (14, 1478886), (21, 985924), (28, 739443), (31, 667884), (42, 492962), (62, 333942), (84, 246481), (93, 222628), (124, 166971), (186, 111314), (217, 95412), (372, 55657), (434, 47706), (651, 31804), (868, 23853), (1302, 15902), (2604, 7951)]