40996072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20747}}^1$

素因数の和:20785

約数の個数: 32

約数和(自身を含む): 87141600

約数和(自身を除く): 46145528

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20747, 41494, 82988, 165976, 269711, 394193, 539422, 788386, 1078844, 1576772, 2157688, 3153544, 5124509, 10249018, 20498036, 40996072]

約数ペア:

[(1, 40996072), (2, 20498036), (4, 10249018), (8, 5124509), (13, 3153544), (19, 2157688), (26, 1576772), (38, 1078844), (52, 788386), (76, 539422), (104, 394193), (152, 269711), (247, 165976), (494, 82988), (988, 41494), (1976, 20747)]