243355838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1987}}^1$

素因数の和:2312

約数の個数: 32

約数和(自身を含む): 420819840

約数和(自身を除く): 177464002

約数列:

[1, 2, 11, 19, 22, 38, 209, 293, 418, 586, 1987, 3223, 3974, 5567, 6446, 11134, 21857, 37753, 43714, 61237, 75506, 122474, 415283, 582191, 830566, 1164382, 6404101, 11061629, 12808202, 22123258, 121677919, 243355838]

約数ペア:

[(1, 243355838), (2, 121677919), (11, 22123258), (19, 12808202), (22, 11061629), (38, 6404101), (209, 1164382), (293, 830566), (418, 582191), (586, 415283), (1987, 122474), (3223, 75506), (3974, 61237), (5567, 43714), (6446, 37753), (11134, 21857)]