20158606448

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30729583}}^1$

素因数の和:30729632

約数の個数: 20

約数和(自身を含む): 40009918368

約数和(自身を除く): 19851311920

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30729583, 61459166, 122918332, 245836664, 491673328, 1259912903, 2519825806, 5039651612, 10079303224, 20158606448]

約数ペア:

[(1, 20158606448), (2, 10079303224), (4, 5039651612), (8, 2519825806), (16, 1259912903), (41, 491673328), (82, 245836664), (164, 122918332), (328, 61459166), (656, 30729583)]