20216563370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{296561}}^1$

素因数の和:296986

約数の個数: 32

約数和(自身を含む): 38626607376

約数和(自身を除く): 18410044006

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 802, 2005, 4010, 6817, 13634, 34085, 68170, 296561, 593122, 1482805, 2965610, 5041537, 10083074, 25207685, 50415370, 118920961, 237841922, 594604805, 1189209610, 2021656337, 4043312674, 10108281685, 20216563370]

約数ペア:

[(1, 20216563370), (2, 10108281685), (5, 4043312674), (10, 2021656337), (17, 1189209610), (34, 594604805), (85, 237841922), (170, 118920961), (401, 50415370), (802, 25207685), (2005, 10083074), (4010, 5041537), (6817, 2965610), (13634, 1482805), (34085, 593122), (68170, 296561)]