19830380

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1607}}^1$

素因数の和:2233

約数の個数: 24

約数和(自身を含む): 41737248

約数和(自身を除く): 21906868

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 1607, 2468, 3085, 3214, 6170, 6428, 8035, 12340, 16070, 32140, 991519, 1983038, 3966076, 4957595, 9915190, 19830380]

約数ペア:

[(1, 19830380), (2, 9915190), (4, 4957595), (5, 3966076), (10, 1983038), (20, 991519), (617, 32140), (1234, 16070), (1607, 12340), (2468, 8035), (3085, 6428), (3214, 6170)]