19317207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5443}}^1$

素因数の和:5479

約数の個数: 24

約数和(自身を含む): 31880064

約数和(自身を除く): 12562857

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5443, 16329, 38101, 70759, 114303, 212277, 495313, 919867, 1485939, 2759601, 6439069, 19317207]

約数ペア:

[(1, 19317207), (3, 6439069), (7, 2759601), (13, 1485939), (21, 919867), (39, 495313), (91, 212277), (169, 114303), (273, 70759), (507, 38101), (1183, 16329), (3549, 5443)]