20147692005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{219797}}^1$

素因数の和:219915

約数の個数: 64

約数和(自身を含む): 41357191680

約数和(自身を除く): 21209499675

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 945, 1455, 2037, 2619, 3395, 4365, 6111, 10185, 13095, 18333, 30555, 91665, 219797, 659391, 1098985, 1538579, 1978173, 3296955, 4615737, 5934519, 7692895, 9890865, 13847211, 21320309, 23078685, 29672595, 41541633, 63960927, 69236055, 106601545, 149242163, 191882781, 207708165, 319804635, 447726489, 575648343, 746210815, 959413905, 1343179467, 2238632445, 2878241715, 4029538401, 6715897335, 20147692005]

約数ペア:

[(1, 20147692005), (3, 6715897335), (5, 4029538401), (7, 2878241715), (9, 2238632445), (15, 1343179467), (21, 959413905), (27, 746210815), (35, 575648343), (45, 447726489), (63, 319804635), (97, 207708165), (105, 191882781), (135, 149242163), (189, 106601545), (291, 69236055), (315, 63960927), (485, 41541633), (679, 29672595), (873, 23078685), (945, 21320309), (1455, 13847211), (2037, 9890865), (2619, 7692895), (3395, 5934519), (4365, 4615737), (6111, 3296955), (10185, 1978173), (13095, 1538579), (18333, 1098985), (30555, 659391), (91665, 219797)]