2019657471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1670519}}^1$

素因数の和:1670566

約数の個数: 16

約数和(自身を含む): 2993571840

約数和(自身を除く): 973914369

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 1670519, 5011557, 21716747, 51786089, 65150241, 155358267, 673219157, 2019657471]

約数ペア:

[(1, 2019657471), (3, 673219157), (13, 155358267), (31, 65150241), (39, 51786089), (93, 21716747), (403, 5011557), (1209, 1670519)]