18618028

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 38737440

約数和(自身を除く): 20119412

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 269, 286, 484, 538, 572, 1076, 1331, 1573, 2662, 2959, 3146, 3497, 5324, 5918, 6292, 6994, 11836, 13988, 17303, 32549, 34606, 38467, 65098, 69212, 76934, 130196, 153868, 358039, 423137, 716078, 846274, 1432156, 1692548, 4654507, 9309014, 18618028]

約数ペア:

[(1, 18618028), (2, 9309014), (4, 4654507), (11, 1692548), (13, 1432156), (22, 846274), (26, 716078), (44, 423137), (52, 358039), (121, 153868), (143, 130196), (242, 76934), (269, 69212), (286, 65098), (484, 38467), (538, 34606), (572, 32549), (1076, 17303), (1331, 13988), (1573, 11836), (2662, 6994), (2959, 6292), (3146, 5918), (3497, 5324)]