18210970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44417}}^1$

素因数の和:44465

約数の個数: 16

約数和(自身を含む): 33580008

約数和(自身を除く): 15369038

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 44417, 88834, 222085, 444170, 1821097, 3642194, 9105485, 18210970]

約数ペア:

[(1, 18210970), (2, 9105485), (5, 3642194), (10, 1821097), (41, 444170), (82, 222085), (205, 88834), (410, 44417)]