18228678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17977}}^1$

素因数の和:18008

約数の個数: 24

約数和(自身を含む): 39479688

約数和(自身を除く): 21251010

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 17977, 35954, 53931, 107862, 233701, 467402, 701103, 1402206, 3038113, 6076226, 9114339, 18228678]

約数ペア:

[(1, 18228678), (2, 9114339), (3, 6076226), (6, 3038113), (13, 1402206), (26, 701103), (39, 467402), (78, 233701), (169, 107862), (338, 53931), (507, 35954), (1014, 17977)]