20181970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69593}}^1$

素因数の和:69629

約数の個数: 16

約数和(自身を含む): 37580760

約数和(自身を除く): 17398790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69593, 139186, 347965, 695930, 2018197, 4036394, 10090985, 20181970]

約数ペア:

[(1, 20181970), (2, 10090985), (5, 4036394), (10, 2018197), (29, 695930), (58, 347965), (145, 139186), (290, 69593)]