20190472

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 38750400

約数和(自身を除く): 18559928

約数列:

[1, 2, 4, 8, 103, 107, 206, 214, 229, 412, 428, 458, 824, 856, 916, 1832, 11021, 22042, 23587, 24503, 44084, 47174, 49006, 88168, 94348, 98012, 188696, 196024, 2523809, 5047618, 10095236, 20190472]

約数ペア:

[(1, 20190472), (2, 10095236), (4, 5047618), (8, 2523809), (103, 196024), (107, 188696), (206, 98012), (214, 94348), (229, 88168), (412, 49006), (428, 47174), (458, 44084), (824, 24503), (856, 23587), (916, 22042), (1832, 11021)]