18656079

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 27827712

約数和(自身を除く): 9171633

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1187, 1209, 3561, 5239, 15431, 15717, 36797, 46293, 110391, 200603, 478361, 601809, 1435083, 6218693, 18656079]

約数ペア:

[(1, 18656079), (3, 6218693), (13, 1435083), (31, 601809), (39, 478361), (93, 200603), (169, 110391), (403, 46293), (507, 36797), (1187, 15717), (1209, 15431), (3561, 5239)]