31193936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1131

約数の個数: 40

約数和(自身を含む): 63472128

約数和(自身を除く): 32278192

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1031, 1891, 2062, 3782, 4124, 7564, 8248, 15128, 16496, 30256, 31961, 62891, 63922, 125782, 127844, 251564, 255688, 503128, 511376, 1006256, 1949621, 3899242, 7798484, 15596968, 31193936]

約数ペア:

[(1, 31193936), (2, 15596968), (4, 7798484), (8, 3899242), (16, 1949621), (31, 1006256), (61, 511376), (62, 503128), (122, 255688), (124, 251564), (244, 127844), (248, 125782), (488, 63922), (496, 62891), (976, 31961), (1031, 30256), (1891, 16496), (2062, 15128), (3782, 8248), (4124, 7564)]