20156883

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 29059392

約数和(自身を除く): 8902509

約数列:

[1, 3, 17, 51, 67, 201, 289, 347, 867, 1041, 1139, 3417, 5899, 17697, 19363, 23249, 58089, 69747, 100283, 300849, 395233, 1185699, 6718961, 20156883]

約数ペア:

[(1, 20156883), (3, 6718961), (17, 1185699), (51, 395233), (67, 300849), (201, 100283), (289, 69747), (347, 58089), (867, 23249), (1041, 19363), (1139, 17697), (3417, 5899)]