20753490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{853}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 49928256

約数和(自身を除く): 29174766

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 811, 853, 1622, 1706, 2433, 2559, 4055, 4265, 4866, 5118, 8110, 8530, 12165, 12795, 24330, 25590, 691783, 1383566, 2075349, 3458915, 4150698, 6917830, 10376745, 20753490]

約数ペア:

[(1, 20753490), (2, 10376745), (3, 6917830), (5, 4150698), (6, 3458915), (10, 2075349), (15, 1383566), (30, 691783), (811, 25590), (853, 24330), (1622, 12795), (1706, 12165), (2433, 8530), (2559, 8110), (4055, 5118), (4265, 4866)]