17680819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 19957504

約数和(自身を除く): 2276685

約数列:

[1, 13, 31, 73, 403, 601, 949, 2263, 7813, 18631, 29419, 43873, 242203, 570349, 1360063, 17680819]

約数ペア:

[(1, 17680819), (13, 1360063), (31, 570349), (73, 242203), (403, 43873), (601, 29419), (949, 18631), (2263, 7813)]