19353285

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 39907296

約数和(自身を除く): 20554011

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 67, 105, 131, 147, 201, 245, 315, 335, 393, 441, 469, 603, 655, 735, 917, 1005, 1179, 1407, 1965, 2205, 2345, 2751, 3015, 3283, 4221, 4585, 5895, 6419, 7035, 8253, 8777, 9849, 13755, 16415, 19257, 21105, 26331, 29547, 32095, 41265, 43885, 49245, 57771, 61439, 78993, 96285, 131655, 147735, 184317, 288855, 307195, 394965, 430073, 552951, 921585, 1290219, 2150365, 2764755, 3870657, 6451095, 19353285]

約数ペア:

[(1, 19353285), (3, 6451095), (5, 3870657), (7, 2764755), (9, 2150365), (15, 1290219), (21, 921585), (35, 552951), (45, 430073), (49, 394965), (63, 307195), (67, 288855), (105, 184317), (131, 147735), (147, 131655), (201, 96285), (245, 78993), (315, 61439), (335, 57771), (393, 49245), (441, 43885), (469, 41265), (603, 32095), (655, 29547), (735, 26331), (917, 21105), (1005, 19257), (1179, 16415), (1407, 13755), (1965, 9849), (2205, 8777), (2345, 8253), (2751, 7035), (3015, 6419), (3283, 5895), (4221, 4585)]