81694672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{164707}}^1$

素因数の和:164746

約数の個数: 20

約数和(自身を含む): 163390336

約数和(自身を除く): 81695664

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 164707, 329414, 658828, 1317656, 2635312, 5105917, 10211834, 20423668, 40847336, 81694672]

約数ペア:

[(1, 81694672), (2, 40847336), (4, 20423668), (8, 10211834), (16, 5105917), (31, 2635312), (62, 1317656), (124, 658828), (248, 329414), (496, 164707)]