19941712

素因数分解:

$2^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 44390016

約数和(自身を除く): 24448304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 263, 526, 677, 1052, 1354, 1841, 2104, 2708, 3682, 4208, 4739, 5416, 7364, 9478, 10832, 14728, 18956, 29456, 37912, 75824, 178051, 356102, 712204, 1246357, 1424408, 2492714, 2848816, 4985428, 9970856, 19941712]

約数ペア:

[(1, 19941712), (2, 9970856), (4, 4985428), (7, 2848816), (8, 2492714), (14, 1424408), (16, 1246357), (28, 712204), (56, 356102), (112, 178051), (263, 75824), (526, 37912), (677, 29456), (1052, 18956), (1354, 14728), (1841, 10832), (2104, 9478), (2708, 7364), (3682, 5416), (4208, 4739)]