31089872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10391}}^1$

素因数の和:10427

約数の個数: 40

約数和(自身を含む): 69584832

約数和(自身を除く): 38494960

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 10391, 20782, 41564, 83128, 114301, 166256, 176647, 228602, 353294, 457204, 706588, 914408, 1413176, 1828816, 1943117, 2826352, 3886234, 7772468, 15544936, 31089872]

約数ペア:

[(1, 31089872), (2, 15544936), (4, 7772468), (8, 3886234), (11, 2826352), (16, 1943117), (17, 1828816), (22, 1413176), (34, 914408), (44, 706588), (68, 457204), (88, 353294), (136, 228602), (176, 176647), (187, 166256), (272, 114301), (374, 83128), (748, 41564), (1496, 20782), (2992, 10391)]