19818218

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{23993}}^1$

素因数の和:24061

約数の個数: 16

約数和(自身を含む): 34551360

約数和(自身を除く): 14733142

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 23993, 47986, 167951, 335902, 1415587, 2831174, 9909109, 19818218]

約数ペア:

[(1, 19818218), (2, 9909109), (7, 2831174), (14, 1415587), (59, 335902), (118, 167951), (413, 47986), (826, 23993)]