20407416

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 53460000

約数和(自身を除く): 33052584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 109, 116, 174, 218, 232, 269, 327, 348, 436, 538, 654, 696, 807, 872, 1076, 1308, 1614, 2152, 2616, 3161, 3228, 6322, 6456, 7801, 9483, 12644, 15602, 18966, 23403, 25288, 29321, 31204, 37932, 46806, 58642, 62408, 75864, 87963, 93612, 117284, 175926, 187224, 234568, 351852, 703704, 850309, 1700618, 2550927, 3401236, 5101854, 6802472, 10203708, 20407416]

約数ペア:

[(1, 20407416), (2, 10203708), (3, 6802472), (4, 5101854), (6, 3401236), (8, 2550927), (12, 1700618), (24, 850309), (29, 703704), (58, 351852), (87, 234568), (109, 187224), (116, 175926), (174, 117284), (218, 93612), (232, 87963), (269, 75864), (327, 62408), (348, 58642), (436, 46806), (538, 37932), (654, 31204), (696, 29321), (807, 25288), (872, 23403), (1076, 18966), (1308, 15602), (1614, 12644), (2152, 9483), (2616, 7801), (3161, 6456), (3228, 6322)]