18996870508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{598817}}^1$

素因数の和:598942

約数の個数: 48

約数和(自身を含む): 41850192384

約数和(自身を除く): 22853321876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 721, 1133, 1442, 2266, 2884, 4532, 7931, 15862, 31724, 598817, 1197634, 2395268, 4191719, 6586987, 8383438, 13173974, 16766876, 26347948, 46108909, 61678151, 92217818, 123356302, 184435636, 246712604, 431747057, 678459661, 863494114, 1356919322, 1726988228, 2713838644, 4749217627, 9498435254, 18996870508]

約数ペア:

[(1, 18996870508), (2, 9498435254), (4, 4749217627), (7, 2713838644), (11, 1726988228), (14, 1356919322), (22, 863494114), (28, 678459661), (44, 431747057), (77, 246712604), (103, 184435636), (154, 123356302), (206, 92217818), (308, 61678151), (412, 46108909), (721, 26347948), (1133, 16766876), (1442, 13173974), (2266, 8383438), (2884, 6586987), (4532, 4191719), (7931, 2395268), (15862, 1197634), (31724, 598817)]