17940742

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 27417600

約数和(自身を除く): 9476858

約数列:

[1, 2, 79, 158, 271, 419, 542, 838, 21409, 33101, 42818, 66202, 113549, 227098, 8970371, 17940742]

約数ペア:

[(1, 17940742), (2, 8970371), (79, 227098), (158, 113549), (271, 66202), (419, 42818), (542, 33101), (838, 21409)]