20129064370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118406261}}^1$

素因数の和:118406285

約数の個数: 16

約数和(自身を含む): 38363628888

約数和(自身を除く): 18234564518

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118406261, 236812522, 592031305, 1184062610, 2012906437, 4025812874, 10064532185, 20129064370]

約数ペア:

[(1, 20129064370), (2, 10064532185), (5, 4025812874), (10, 2012906437), (17, 1184062610), (34, 592031305), (85, 236812522), (170, 118406261)]