20259632

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 41515200

約数和(自身を除く): 21255568

約数列:

[1, 2, 4, 8, 16, 29, 47, 58, 94, 116, 188, 232, 376, 464, 752, 929, 1363, 1858, 2726, 3716, 5452, 7432, 10904, 14864, 21808, 26941, 43663, 53882, 87326, 107764, 174652, 215528, 349304, 431056, 698608, 1266227, 2532454, 5064908, 10129816, 20259632]

約数ペア:

[(1, 20259632), (2, 10129816), (4, 5064908), (8, 2532454), (16, 1266227), (29, 698608), (47, 431056), (58, 349304), (94, 215528), (116, 174652), (188, 107764), (232, 87326), (376, 53882), (464, 43663), (752, 26941), (929, 21808), (1363, 14864), (1858, 10904), (2726, 7432), (3716, 5452)]