18121934

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12889}}^1$

素因数の和:12947

約数の個数: 16

約数和(自身を含む): 29389200

約数和(自身を除く): 11267266

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 12889, 25778, 244891, 476893, 489782, 953786, 9060967, 18121934]

約数ペア:

[(1, 18121934), (2, 9060967), (19, 953786), (37, 489782), (38, 476893), (74, 244891), (703, 25778), (1406, 12889)]