165221072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{333107}}^1$

素因数の和:333146

約数の個数: 20

約数和(自身を含む): 330443136

約数和(自身を除く): 165222064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 333107, 666214, 1332428, 2664856, 5329712, 10326317, 20652634, 41305268, 82610536, 165221072]

約数ペア:

[(1, 165221072), (2, 82610536), (4, 41305268), (8, 20652634), (16, 10326317), (31, 5329712), (62, 2664856), (124, 1332428), (248, 666214), (496, 333107)]