18990502

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1409}}^1$

素因数の和:1727

約数の個数: 16

約数和(自身を含む): 29846880

約数和(自身を除く): 10856378

約数列:

[1, 2, 23, 46, 293, 586, 1409, 2818, 6739, 13478, 32407, 64814, 412837, 825674, 9495251, 18990502]

約数ペア:

[(1, 18990502), (2, 9495251), (23, 825674), (46, 412837), (293, 64814), (586, 32407), (1409, 13478), (2818, 6739)]