18877677

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69149}}^1$

素因数の和:69172

約数の個数: 16

約数和(自身を含む): 30979200

約数和(自身を除く): 12101523

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 69149, 207447, 484043, 898937, 1452129, 2696811, 6292559, 18877677]

約数ペア:

[(1, 18877677), (3, 6292559), (7, 2696811), (13, 1452129), (21, 898937), (39, 484043), (91, 207447), (273, 69149)]