20943870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4283}}^1$

素因数の和:4456

約数の個数: 32

約数和(自身を含む): 50585472

約数和(自身を除く): 29641602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4283, 4890, 8566, 12849, 21415, 25698, 42830, 64245, 128490, 698129, 1396258, 2094387, 3490645, 4188774, 6981290, 10471935, 20943870]

約数ペア:

[(1, 20943870), (2, 10471935), (3, 6981290), (5, 4188774), (6, 3490645), (10, 2094387), (15, 1396258), (30, 698129), (163, 128490), (326, 64245), (489, 42830), (815, 25698), (978, 21415), (1630, 12849), (2445, 8566), (4283, 4890)]