18960248

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55117}}^1$

素因数の和:55166

約数の個数: 16

約数和(自身を含む): 36377880

約数和(自身を除く): 17417632

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55117, 110234, 220468, 440936, 2370031, 4740062, 9480124, 18960248]

約数ペア:

[(1, 18960248), (2, 9480124), (4, 4740062), (8, 2370031), (43, 440936), (86, 220468), (172, 110234), (344, 55117)]