18669368

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 35817600

約数和(自身を除く): 17148232

約数列:

[1, 2, 4, 8, 103, 139, 163, 206, 278, 326, 412, 556, 652, 824, 1112, 1304, 14317, 16789, 22657, 28634, 33578, 45314, 57268, 67156, 90628, 114536, 134312, 181256, 2333671, 4667342, 9334684, 18669368]

約数ペア:

[(1, 18669368), (2, 9334684), (4, 4667342), (8, 2333671), (103, 181256), (139, 134312), (163, 114536), (206, 90628), (278, 67156), (326, 57268), (412, 45314), (556, 33578), (652, 28634), (824, 22657), (1112, 16789), (1304, 14317)]