18843978242

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1\times {\mathrm{857}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 28775260800

約数和(自身を除く): 9931282558

約数列:

[1, 2, 101, 199, 202, 398, 547, 857, 1094, 1714, 20099, 40198, 55247, 86557, 108853, 110494, 170543, 173114, 217706, 341086, 468779, 937558, 10994153, 17224843, 21988306, 34449686, 47346679, 93287021, 94693358, 186574042, 9421989121, 18843978242]

約数ペア:

[(1, 18843978242), (2, 9421989121), (101, 186574042), (199, 94693358), (202, 93287021), (398, 47346679), (547, 34449686), (857, 21988306), (1094, 17224843), (1714, 10994153), (20099, 937558), (40198, 468779), (55247, 341086), (86557, 217706), (108853, 173114), (110494, 170543)]