18469984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1583

約数の個数: 48

約数和(自身を含む): 40536720

約数和(自身を除く): 22066736

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1531, 3016, 3062, 6032, 6124, 12064, 12248, 19903, 24496, 39806, 44399, 48992, 79612, 88798, 159224, 177596, 318448, 355192, 577187, 636896, 710384, 1154374, 1420768, 2308748, 4617496, 9234992, 18469984]

約数ペア:

[(1, 18469984), (2, 9234992), (4, 4617496), (8, 2308748), (13, 1420768), (16, 1154374), (26, 710384), (29, 636896), (32, 577187), (52, 355192), (58, 318448), (104, 177596), (116, 159224), (208, 88798), (232, 79612), (377, 48992), (416, 44399), (464, 39806), (754, 24496), (928, 19903), (1508, 12248), (1531, 12064), (3016, 6124), (3062, 6032)]