1900489518

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1487081}}^1$

素因数の和:1487160

約数の個数: 24

約数和(自身を含む): 4175726256

約数和(自身を除く): 2275236738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 1487081, 2974162, 4461243, 8922486, 13383729, 26767458, 105582751, 211165502, 316748253, 633496506, 950244759, 1900489518]

約数ペア:

[(1, 1900489518), (2, 950244759), (3, 633496506), (6, 316748253), (9, 211165502), (18, 105582751), (71, 26767458), (142, 13383729), (213, 8922486), (426, 4461243), (639, 2974162), (1278, 1487081)]