3977168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19121}}^1$

素因数の和:19142

約数の個数: 20

約数和(自身を含む): 8298948

約数和(自身を除く): 4321780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19121, 38242, 76484, 152968, 248573, 305936, 497146, 994292, 1988584, 3977168]

約数ペア:

[(1, 3977168), (2, 1988584), (4, 994292), (8, 497146), (13, 305936), (16, 248573), (26, 152968), (52, 76484), (104, 38242), (208, 19121)]