19233640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15511}}^1$

素因数の和:15553

約数の個数: 32

約数和(自身を含む): 44674560

約数和(自身を除く): 25440920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 15511, 31022, 62044, 77555, 124088, 155110, 310220, 480841, 620440, 961682, 1923364, 2404205, 3846728, 4808410, 9616820, 19233640]

約数ペア:

[(1, 19233640), (2, 9616820), (4, 4808410), (5, 3846728), (8, 2404205), (10, 1923364), (20, 961682), (31, 620440), (40, 480841), (62, 310220), (124, 155110), (155, 124088), (248, 77555), (310, 62044), (620, 31022), (1240, 15511)]