2011181564

素因数分解:

$2^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{171427}}^1$

素因数の和:171857

約数の個数: 24

約数和(自身を含む): 4031986560

約数和(自身を除く): 2020804996

約数列:

[1, 2, 4, 7, 14, 28, 419, 838, 1676, 2933, 5866, 11732, 171427, 342854, 685708, 1199989, 2399978, 4799956, 71827913, 143655826, 287311652, 502795391, 1005590782, 2011181564]

約数ペア:

[(1, 2011181564), (2, 1005590782), (4, 502795391), (7, 287311652), (14, 143655826), (28, 71827913), (419, 4799956), (838, 2399978), (1676, 1199989), (2933, 685708), (5866, 342854), (11732, 171427)]