31580848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1019}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 66402000

約数和(自身を除く): 34821152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 149, 208, 298, 596, 1019, 1192, 1937, 2038, 2384, 3874, 4076, 7748, 8152, 13247, 15496, 16304, 26494, 30992, 52988, 105976, 151831, 211952, 303662, 607324, 1214648, 1973803, 2429296, 3947606, 7895212, 15790424, 31580848]

約数ペア:

[(1, 31580848), (2, 15790424), (4, 7895212), (8, 3947606), (13, 2429296), (16, 1973803), (26, 1214648), (52, 607324), (104, 303662), (149, 211952), (208, 151831), (298, 105976), (596, 52988), (1019, 30992), (1192, 26494), (1937, 16304), (2038, 15496), (2384, 13247), (3874, 8152), (4076, 7748)]