990022

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{4091}}^1$

素因数の和:4115

約数の個数: 12

約数和(自身を含む): 1632708

約数和(自身を除く): 642686

約数列:

[1, 2, 11, 22, 121, 242, 4091, 8182, 45001, 90002, 495011, 990022]

約数ペア:

[(1, 990022), (2, 495011), (11, 90002), (22, 45001), (121, 8182), (242, 4091)]