20656174

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1187}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 18348242

約数列:

[1, 2, 7, 11, 14, 22, 77, 113, 154, 226, 791, 1187, 1243, 1582, 2374, 2486, 8309, 8701, 13057, 16618, 17402, 26114, 91399, 134131, 182798, 268262, 938917, 1475441, 1877834, 2950882, 10328087, 20656174]

約数ペア:

[(1, 20656174), (2, 10328087), (7, 2950882), (11, 1877834), (14, 1475441), (22, 938917), (77, 268262), (113, 182798), (154, 134131), (226, 91399), (791, 26114), (1187, 17402), (1243, 16618), (1582, 13057), (2374, 8701), (2486, 8309)]