78291818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1193}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 135829440

約数和(自身を除く): 57537622

約数列:

[1, 2, 11, 19, 22, 38, 157, 209, 314, 418, 1193, 1727, 2386, 2983, 3454, 5966, 13123, 22667, 26246, 32813, 45334, 65626, 187301, 249337, 374602, 498674, 2060311, 3558719, 4120622, 7117438, 39145909, 78291818]

約数ペア:

[(1, 78291818), (2, 39145909), (11, 7117438), (19, 4120622), (22, 3558719), (38, 2060311), (157, 498674), (209, 374602), (314, 249337), (418, 187301), (1193, 65626), (1727, 45334), (2386, 32813), (2983, 26246), (3454, 22667), (5966, 13123)]