20512971396

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2983271}}^1$

素因数の和:2983472

約数の個数: 36

約数和(自身を含む): 52123728384

約数和(自身を除く): 31610756988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 3438, 6876, 2983271, 5966542, 8949813, 11933084, 17899626, 26849439, 35799252, 53698878, 107397756, 569804761, 1139609522, 1709414283, 2279219044, 3418828566, 5128242849, 6837657132, 10256485698, 20512971396]

約数ペア:

[(1, 20512971396), (2, 10256485698), (3, 6837657132), (4, 5128242849), (6, 3418828566), (9, 2279219044), (12, 1709414283), (18, 1139609522), (36, 569804761), (191, 107397756), (382, 53698878), (573, 35799252), (764, 26849439), (1146, 17899626), (1719, 11933084), (2292, 8949813), (3438, 5966542), (6876, 2983271)]