19438382

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 29877552

約数和(自身を除く): 10439170

約数列:

[1, 2, 61, 122, 137, 274, 1163, 2326, 8357, 16714, 70943, 141886, 159331, 318662, 9719191, 19438382]

約数ペア:

[(1, 19438382), (2, 9719191), (61, 318662), (122, 159331), (137, 141886), (274, 70943), (1163, 16714), (2326, 8357)]