18635272

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 36204120

約数和(自身を除く): 17568848

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 401, 628, 802, 1256, 1604, 3208, 5809, 11618, 14837, 23236, 29674, 46472, 59348, 62957, 118696, 125914, 251828, 503656, 2329409, 4658818, 9317636, 18635272]

約数ペア:

[(1, 18635272), (2, 9317636), (4, 4658818), (8, 2329409), (37, 503656), (74, 251828), (148, 125914), (157, 118696), (296, 62957), (314, 59348), (401, 46472), (628, 29674), (802, 23236), (1256, 14837), (1604, 11618), (3208, 5809)]