19855996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3489

約数の個数: 24

約数和(自身を含む): 36642816

約数和(自身を除く): 16786820

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 1457, 2914, 3407, 5828, 6814, 13628, 105617, 160129, 211234, 320258, 422468, 640516, 4963999, 9927998, 19855996]

約数ペア:

[(1, 19855996), (2, 9927998), (4, 4963999), (31, 640516), (47, 422468), (62, 320258), (94, 211234), (124, 160129), (188, 105617), (1457, 13628), (2914, 6814), (3407, 5828)]