31617976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16001}}^1$

素因数の和:16039

約数の個数: 32

約数和(自身を含む): 67208400

約数和(自身を除く): 35590424

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 16001, 32002, 64004, 128008, 208013, 304019, 416026, 608038, 832052, 1216076, 1664104, 2432152, 3952247, 7904494, 15808988, 31617976]

約数ペア:

[(1, 31617976), (2, 15808988), (4, 7904494), (8, 3952247), (13, 2432152), (19, 1664104), (26, 1216076), (38, 832052), (52, 608038), (76, 416026), (104, 304019), (152, 208013), (247, 128008), (494, 64004), (988, 32002), (1976, 16001)]