2009779198

素因数分解:

$2^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{77977}}^1$

素因数の和:78256

約数の個数: 24

約数和(自身を含む): 3520238832

約数和(自身を除く): 1510459634

約数列:

[1, 2, 7, 14, 49, 98, 263, 526, 1841, 3682, 12887, 25774, 77977, 155954, 545839, 1091678, 3820873, 7641746, 20507951, 41015902, 143555657, 287111314, 1004889599, 2009779198]

約数ペア:

[(1, 2009779198), (2, 1004889599), (7, 287111314), (14, 143555657), (49, 41015902), (98, 20507951), (263, 7641746), (526, 3820873), (1841, 1091678), (3682, 545839), (12887, 155954), (25774, 77977)]