19381828360

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{475511}}^1$

素因数の和:476541

約数の個数: 32

約数和(自身を含む): 43652001600

約数和(自身を除く): 24270173240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 5095, 8152, 10190, 20380, 40760, 475511, 951022, 1902044, 2377555, 3804088, 4755110, 9510220, 19020440, 484545709, 969091418, 1938182836, 2422728545, 3876365672, 4845457090, 9690914180, 19381828360]

約数ペア:

[(1, 19381828360), (2, 9690914180), (4, 4845457090), (5, 3876365672), (8, 2422728545), (10, 1938182836), (20, 969091418), (40, 484545709), (1019, 19020440), (2038, 9510220), (4076, 4755110), (5095, 3804088), (8152, 2377555), (10190, 1902044), (20380, 951022), (40760, 475511)]