19840550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7487}}^1$

素因数の和:7552

約数の個数: 24

約数和(自身を含む): 37604736

約数和(自身を除く): 17764186

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7487, 14974, 37435, 74870, 187175, 374350, 396811, 793622, 1984055, 3968110, 9920275, 19840550]

約数ペア:

[(1, 19840550), (2, 9920275), (5, 3968110), (10, 1984055), (25, 793622), (50, 396811), (53, 374350), (106, 187175), (265, 74870), (530, 37435), (1325, 14974), (2650, 7487)]