13178894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 24

約数和(自身を含む): 21396360

約数和(自身を除く): 8217466

約数列:

[1, 2, 19, 38, 47, 94, 157, 314, 893, 1786, 2209, 2983, 4418, 5966, 7379, 14758, 41971, 83942, 140201, 280402, 346813, 693626, 6589447, 13178894]

約数ペア:

[(1, 13178894), (2, 6589447), (19, 693626), (38, 346813), (47, 280402), (94, 140201), (157, 83942), (314, 41971), (893, 14758), (1786, 7379), (2209, 5966), (2983, 4418)]