19422039

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71143}}^1$

素因数の和:71166

約数の個数: 16

約数和(自身を含む): 31872512

約数和(自身を除く): 12450473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 71143, 213429, 498001, 924859, 1494003, 2774577, 6474013, 19422039]

約数ペア:

[(1, 19422039), (3, 6474013), (7, 2774577), (13, 1494003), (21, 924859), (39, 498001), (91, 213429), (273, 71143)]