20161229356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1657}}^1\times {\mathrm{178931}}^1$

素因数の和:180609

約数の個数: 24

約数和(自身を含む): 37380326256

約数和(自身を除く): 17219096900

約数列:

[1, 2, 4, 17, 34, 68, 1657, 3314, 6628, 28169, 56338, 112676, 178931, 357862, 715724, 3041827, 6083654, 12167308, 296488667, 592977334, 1185954668, 5040307339, 10080614678, 20161229356]

約数ペア:

[(1, 20161229356), (2, 10080614678), (4, 5040307339), (17, 1185954668), (34, 592977334), (68, 296488667), (1657, 12167308), (3314, 6083654), (6628, 3041827), (28169, 715724), (56338, 357862), (112676, 178931)]