20404752

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5381}}^1$

素因数の和:5471

約数の個数: 40

約数和(自身を含む): 53389440

約数和(自身を除く): 32984688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5381, 10762, 16143, 21524, 32286, 43048, 64572, 86096, 129144, 258288, 425099, 850198, 1275297, 1700396, 2550594, 3400792, 5101188, 6801584, 10202376, 20404752]

約数ペア:

[(1, 20404752), (2, 10202376), (3, 6801584), (4, 5101188), (6, 3400792), (8, 2550594), (12, 1700396), (16, 1275297), (24, 850198), (48, 425099), (79, 258288), (158, 129144), (237, 86096), (316, 64572), (474, 43048), (632, 32286), (948, 21524), (1264, 16143), (1896, 10762), (3792, 5381)]