172933478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{18131}}^1$

素因数の和:18403

約数の個数: 16

約数和(自身を含む): 274155840

約数和(自身を除く): 101222362

約数列:

[1, 2, 19, 38, 251, 502, 4769, 9538, 18131, 36262, 344489, 688978, 4550881, 9101762, 86466739, 172933478]

約数ペア:

[(1, 172933478), (2, 86466739), (19, 9101762), (38, 4550881), (251, 688978), (502, 344489), (4769, 36262), (9538, 18131)]