19545045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 34013952

約数和(自身を除く): 14468907

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 887, 1469, 1695, 2661, 4407, 4435, 7345, 11531, 13305, 22035, 34593, 57655, 100231, 172965, 300693, 501155, 1303003, 1503465, 3909009, 6515015, 19545045]

約数ペア:

[(1, 19545045), (3, 6515015), (5, 3909009), (13, 1503465), (15, 1303003), (39, 501155), (65, 300693), (113, 172965), (195, 100231), (339, 57655), (565, 34593), (887, 22035), (1469, 13305), (1695, 11531), (2661, 7345), (4407, 4435)]