18903384

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{2549}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 51714000

約数和(自身を除く): 32810616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2549, 3708, 5098, 7416, 7647, 10196, 15294, 20392, 22941, 30588, 45882, 61176, 91764, 183528, 262547, 525094, 787641, 1050188, 1575282, 2100376, 2362923, 3150564, 4725846, 6301128, 9451692, 18903384]

約数ペア:

[(1, 18903384), (2, 9451692), (3, 6301128), (4, 4725846), (6, 3150564), (8, 2362923), (9, 2100376), (12, 1575282), (18, 1050188), (24, 787641), (36, 525094), (72, 262547), (103, 183528), (206, 91764), (309, 61176), (412, 45882), (618, 30588), (824, 22941), (927, 20392), (1236, 15294), (1854, 10196), (2472, 7647), (2549, 7416), (3708, 5098)]