18995028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121763}}^1$

素因数の和:121783

約数の個数: 24

約数和(自身を含む): 47731488

約数和(自身を除く): 28736460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121763, 243526, 365289, 487052, 730578, 1461156, 1582919, 3165838, 4748757, 6331676, 9497514, 18995028]

約数ペア:

[(1, 18995028), (2, 9497514), (3, 6331676), (4, 4748757), (6, 3165838), (12, 1582919), (13, 1461156), (26, 730578), (39, 487052), (52, 365289), (78, 243526), (156, 121763)]