31541392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 65801592

約数和(自身を除く): 34260200

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1901, 2074, 3802, 4148, 7604, 8296, 15208, 16592, 30416, 32317, 64634, 115961, 129268, 231922, 258536, 463844, 517072, 927688, 1855376, 1971337, 3942674, 7885348, 15770696, 31541392]

約数ペア:

[(1, 31541392), (2, 15770696), (4, 7885348), (8, 3942674), (16, 1971337), (17, 1855376), (34, 927688), (61, 517072), (68, 463844), (122, 258536), (136, 231922), (244, 129268), (272, 115961), (488, 64634), (976, 32317), (1037, 30416), (1901, 16592), (2074, 15208), (3802, 8296), (4148, 7604)]