19289360

素因数分解:

$2^4\times 5^1\times {\mathrm{241117}}^1$

素因数の和:241130

約数の個数: 20

約数和(自身を含む): 44847948

約数和(自身を除く): 25558588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241117, 482234, 964468, 1205585, 1928936, 2411170, 3857872, 4822340, 9644680, 19289360]

約数ペア:

[(1, 19289360), (2, 9644680), (4, 4822340), (5, 3857872), (8, 2411170), (10, 1928936), (16, 1205585), (20, 964468), (40, 482234), (80, 241117)]