20761775472

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{1239361}}^1$

素因数の和:1239721

約数の個数: 40

約数和(自身を含む): 53788310800

約数和(自身を除く): 33026535328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1396, 2094, 2792, 4188, 5584, 8376, 16752, 1239361, 2478722, 3718083, 4957444, 7436166, 9914888, 14872332, 19829776, 29744664, 59489328, 432536989, 865073978, 1297610967, 1730147956, 2595221934, 3460295912, 5190443868, 6920591824, 10380887736, 20761775472]

約数ペア:

[(1, 20761775472), (2, 10380887736), (3, 6920591824), (4, 5190443868), (6, 3460295912), (8, 2595221934), (12, 1730147956), (16, 1297610967), (24, 865073978), (48, 432536989), (349, 59489328), (698, 29744664), (1047, 19829776), (1396, 14872332), (2094, 9914888), (2792, 7436166), (4188, 4957444), (5584, 3718083), (8376, 2478722), (16752, 1239361)]