20090872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{147727}}^1$

素因数の和:147750

約数の個数: 16

約数和(自身を含む): 39886560

約数和(自身を除く): 19795688

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 147727, 295454, 590908, 1181816, 2511359, 5022718, 10045436, 20090872]

約数ペア:

[(1, 20090872), (2, 10045436), (4, 5022718), (8, 2511359), (17, 1181816), (34, 590908), (68, 295454), (136, 147727)]