1638893594

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2957}}^1\times {\mathrm{21317}}^1$

素因数の和:24289

約数の個数: 16

約数和(自身を含む): 2648463048

約数和(自身を除く): 1009569454

約数列:

[1, 2, 13, 26, 2957, 5914, 21317, 38441, 42634, 76882, 277121, 554242, 63034369, 126068738, 819446797, 1638893594]

約数ペア:

[(1, 1638893594), (2, 819446797), (13, 126068738), (26, 63034369), (2957, 554242), (5914, 277121), (21317, 76882), (38441, 42634)]