20244590672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{396269}}^1$

素因数の和:396411

約数の個数: 40

約数和(自身を含む): 40882383360

約数和(自身を除く): 20637792688

約数列:

[1, 2, 4, 8, 16, 31, 62, 103, 124, 206, 248, 412, 496, 824, 1648, 3193, 6386, 12772, 25544, 51088, 396269, 792538, 1585076, 3170152, 6340304, 12284339, 24568678, 40815707, 49137356, 81631414, 98274712, 163262828, 196549424, 326525656, 653051312, 1265286917, 2530573834, 5061147668, 10122295336, 20244590672]

約数ペア:

[(1, 20244590672), (2, 10122295336), (4, 5061147668), (8, 2530573834), (16, 1265286917), (31, 653051312), (62, 326525656), (103, 196549424), (124, 163262828), (206, 98274712), (248, 81631414), (412, 49137356), (496, 40815707), (824, 24568678), (1648, 12284339), (3193, 6340304), (6386, 3170152), (12772, 1585076), (25544, 792538), (51088, 396269)]