204070178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{20177}}^1$

素因数の和:20581

約数の個数: 16

約数和(自身を含む): 330515640

約数和(自身を除く): 126445462

約数列:

[1, 2, 13, 26, 389, 778, 5057, 10114, 20177, 40354, 262301, 524602, 7848853, 15697706, 102035089, 204070178]

約数ペア:

[(1, 204070178), (2, 102035089), (13, 15697706), (26, 7848853), (389, 524602), (778, 262301), (5057, 40354), (10114, 20177)]