19247240

素因数分解:

$2^3\times 5^1\times {\mathrm{481181}}^1$

素因数の和:481192

約数の個数: 16

約数和(自身を含む): 43306380

約数和(自身を除く): 24059140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 481181, 962362, 1924724, 2405905, 3849448, 4811810, 9623620, 19247240]

約数ペア:

[(1, 19247240), (2, 9623620), (4, 4811810), (5, 3849448), (8, 2405905), (10, 1924724), (20, 962362), (40, 481181)]