19694915877

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{13001}}^1$

素因数の和:13234

約数の個数: 64

約数和(自身を含む): 33551400960

約数和(自身を除く): 13856485083

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 179, 217, 273, 403, 537, 651, 1209, 1253, 2327, 2821, 3759, 5549, 6981, 8463, 13001, 16289, 16647, 38843, 39003, 48867, 72137, 91007, 116529, 169013, 216411, 273021, 403031, 504959, 507039, 1183091, 1209093, 1514877, 2327179, 2821217, 3549273, 5239403, 6981537, 8463651, 15718209, 16290253, 30253327, 36675821, 48870759, 72142549, 90759981, 110027463, 211773289, 216427647, 504997843, 635319867, 937853137, 1514993529, 2813559411, 6564971959, 19694915877]

約数ペア:

[(1, 19694915877), (3, 6564971959), (7, 2813559411), (13, 1514993529), (21, 937853137), (31, 635319867), (39, 504997843), (91, 216427647), (93, 211773289), (179, 110027463), (217, 90759981), (273, 72142549), (403, 48870759), (537, 36675821), (651, 30253327), (1209, 16290253), (1253, 15718209), (2327, 8463651), (2821, 6981537), (3759, 5239403), (5549, 3549273), (6981, 2821217), (8463, 2327179), (13001, 1514877), (16289, 1209093), (16647, 1183091), (38843, 507039), (39003, 504959), (48867, 403031), (72137, 273021), (91007, 216411), (116529, 169013)]