31640848

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 63433440

約数和(自身を除く): 31792592

約数列:

[1, 2, 4, 8, 16, 41, 82, 139, 164, 278, 328, 347, 556, 656, 694, 1112, 1388, 2224, 2776, 5552, 5699, 11398, 14227, 22796, 28454, 45592, 48233, 56908, 91184, 96466, 113816, 192932, 227632, 385864, 771728, 1977553, 3955106, 7910212, 15820424, 31640848]

約数ペア:

[(1, 31640848), (2, 15820424), (4, 7910212), (8, 3955106), (16, 1977553), (41, 771728), (82, 385864), (139, 227632), (164, 192932), (278, 113816), (328, 96466), (347, 91184), (556, 56908), (656, 48233), (694, 45592), (1112, 28454), (1388, 22796), (2224, 14227), (2776, 11398), (5552, 5699)]