18570352

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 37363680

約数和(自身を除く): 18793328

約数列:

[1, 2, 4, 8, 16, 53, 61, 106, 122, 212, 244, 359, 424, 488, 718, 848, 976, 1436, 2872, 3233, 5744, 6466, 12932, 19027, 21899, 25864, 38054, 43798, 51728, 76108, 87596, 152216, 175192, 304432, 350384, 1160647, 2321294, 4642588, 9285176, 18570352]

約数ペア:

[(1, 18570352), (2, 9285176), (4, 4642588), (8, 2321294), (16, 1160647), (53, 350384), (61, 304432), (106, 175192), (122, 152216), (212, 87596), (244, 76108), (359, 51728), (424, 43798), (488, 38054), (718, 25864), (848, 21899), (976, 19027), (1436, 12932), (2872, 6466), (3233, 5744)]