18427864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 45057600

約数和(自身を除く): 26629736

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1489, 1547, 1768, 2978, 3094, 5956, 6188, 10423, 11912, 12376, 19357, 20846, 25313, 38714, 41692, 50626, 77428, 83384, 101252, 135499, 154856, 177191, 202504, 270998, 329069, 354382, 541996, 658138, 708764, 1083992, 1316276, 1417528, 2303483, 2632552, 4606966, 9213932, 18427864]

約数ペア:

[(1, 18427864), (2, 9213932), (4, 4606966), (7, 2632552), (8, 2303483), (13, 1417528), (14, 1316276), (17, 1083992), (26, 708764), (28, 658138), (34, 541996), (52, 354382), (56, 329069), (68, 270998), (91, 202504), (104, 177191), (119, 154856), (136, 135499), (182, 101252), (221, 83384), (238, 77428), (364, 50626), (442, 41692), (476, 38714), (728, 25313), (884, 20846), (952, 19357), (1489, 12376), (1547, 11912), (1768, 10423), (2978, 6188), (3094, 5956)]