18884746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8147}}^1$

素因数の和:8229

約数の個数: 16

約数和(自身を含む): 30310560

約数和(自身を除く): 11425814

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8147, 16294, 154793, 309586, 496967, 993934, 9442373, 18884746]

約数ペア:

[(1, 18884746), (2, 9442373), (19, 993934), (38, 496967), (61, 309586), (122, 154793), (1159, 16294), (2318, 8147)]