18749536

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3467}}^1$

素因数の和:3503

約数の個数: 36

約数和(自身を含む): 39982572

約数和(自身を除く): 21233036

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3467, 5408, 6934, 13868, 27736, 45071, 55472, 90142, 110944, 180284, 360568, 585923, 721136, 1171846, 1442272, 2343692, 4687384, 9374768, 18749536]

約数ペア:

[(1, 18749536), (2, 9374768), (4, 4687384), (8, 2343692), (13, 1442272), (16, 1171846), (26, 721136), (32, 585923), (52, 360568), (104, 180284), (169, 110944), (208, 90142), (338, 55472), (416, 45071), (676, 27736), (1352, 13868), (2704, 6934), (3467, 5408)]