19705012908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{740011}}^1$

素因数の和:740342

約数の個数: 48

約数和(自身を含む): 52712534784

約数和(自身を除く): 33007521876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 317, 634, 951, 1268, 1902, 2219, 3804, 4438, 6657, 8876, 13314, 26628, 740011, 1480022, 2220033, 2960044, 4440066, 5180077, 8880132, 10360154, 15540231, 20720308, 31080462, 62160924, 234583487, 469166974, 703750461, 938333948, 1407500922, 1642084409, 2815001844, 3284168818, 4926253227, 6568337636, 9852506454, 19705012908]

約数ペア:

[(1, 19705012908), (2, 9852506454), (3, 6568337636), (4, 4926253227), (6, 3284168818), (7, 2815001844), (12, 1642084409), (14, 1407500922), (21, 938333948), (28, 703750461), (42, 469166974), (84, 234583487), (317, 62160924), (634, 31080462), (951, 20720308), (1268, 15540231), (1902, 10360154), (2219, 8880132), (3804, 5180077), (4438, 4440066), (6657, 2960044), (8876, 2220033), (13314, 1480022), (26628, 740011)]