20161020568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2453873}}^1$

素因数の和:2453971

約数の個数: 32

約数和(自身を含む): 41225083200

約数和(自身を除く): 21064062632

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 2453873, 4907746, 9815492, 19630984, 31900349, 63800698, 127601396, 193855967, 255202792, 387711934, 775423868, 1550847736, 2520127571, 5040255142, 10080510284, 20161020568]

約数ペア:

[(1, 20161020568), (2, 10080510284), (4, 5040255142), (8, 2520127571), (13, 1550847736), (26, 775423868), (52, 387711934), (79, 255202792), (104, 193855967), (158, 127601396), (316, 63800698), (632, 31900349), (1027, 19630984), (2054, 9815492), (4108, 4907746), (8216, 2453873)]