18895747

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:822

約数の個数: 16

約数和(自身を含む): 21641760

約数和(自身を除く): 2746013

約数列:

[1, 13, 19, 113, 247, 677, 1469, 2147, 8801, 12863, 27911, 76501, 167219, 994513, 1453519, 18895747]

約数ペア:

[(1, 18895747), (13, 1453519), (19, 994513), (113, 167219), (247, 76501), (677, 27911), (1469, 12863), (2147, 8801)]