20647510194

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1\times {\mathrm{21019}}^1$

素因数の和:22746

約数の個数: 32

約数和(自身を含む): 41731594560

約数和(自身を除く): 21084084366

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 1621, 3242, 4863, 9726, 21019, 42038, 63057, 126114, 163721, 327442, 491163, 982326, 2122919, 4245838, 6368757, 12737514, 34071799, 68143598, 102215397, 204430794, 3441251699, 6882503398, 10323755097, 20647510194]

約数ペア:

[(1, 20647510194), (2, 10323755097), (3, 6882503398), (6, 3441251699), (101, 204430794), (202, 102215397), (303, 68143598), (606, 34071799), (1621, 12737514), (3242, 6368757), (4863, 4245838), (9726, 2122919), (21019, 982326), (42038, 491163), (63057, 327442), (126114, 163721)]