18621434

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 24

約数和(自身を含む): 31084380

約数和(自身を除く): 12462946

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1489, 2978, 6253, 12506, 19357, 38714, 55093, 110186, 251641, 503282, 716209, 1432418, 9310717, 18621434]

約数ペア:

[(1, 18621434), (2, 9310717), (13, 1432418), (26, 716209), (37, 503282), (74, 251641), (169, 110186), (338, 55093), (481, 38714), (962, 19357), (1489, 12506), (2978, 6253)]