18883816

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 41860800

約数和(自身を除く): 22976984

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 719, 938, 1438, 1876, 2876, 3283, 3752, 5033, 5752, 6566, 10066, 13132, 20132, 26264, 35231, 40264, 48173, 70462, 96346, 140924, 192692, 281848, 337211, 385384, 674422, 1348844, 2360477, 2697688, 4720954, 9441908, 18883816]

約数ペア:

[(1, 18883816), (2, 9441908), (4, 4720954), (7, 2697688), (8, 2360477), (14, 1348844), (28, 674422), (49, 385384), (56, 337211), (67, 281848), (98, 192692), (134, 140924), (196, 96346), (268, 70462), (392, 48173), (469, 40264), (536, 35231), (719, 26264), (938, 20132), (1438, 13132), (1876, 10066), (2876, 6566), (3283, 5752), (3752, 5033)]