20551110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2161}}^1$

素因数の和:2488

約数の個数: 32

約数和(自身を含む): 49501152

約数和(自身を除く): 28950042

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 317, 634, 951, 1585, 1902, 2161, 3170, 4322, 4755, 6483, 9510, 10805, 12966, 21610, 32415, 64830, 685037, 1370074, 2055111, 3425185, 4110222, 6850370, 10275555, 20551110]

約数ペア:

[(1, 20551110), (2, 10275555), (3, 6850370), (5, 4110222), (6, 3425185), (10, 2055111), (15, 1370074), (30, 685037), (317, 64830), (634, 32415), (951, 21610), (1585, 12966), (1902, 10805), (2161, 9510), (3170, 6483), (4322, 4755)]