18668338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6971}}^1$

素因数の和:7089

約数の個数: 16

約数和(自身を含む): 30453696

約数和(自身を除く): 11785358

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 6971, 13942, 90623, 181246, 718013, 1436026, 9334169, 18668338]

約数ペア:

[(1, 18668338), (2, 9334169), (13, 1436026), (26, 718013), (103, 181246), (206, 90623), (1339, 13942), (2678, 6971)]