18245540

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1523}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 38404800

約数和(自身を除く): 20159260

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 1523, 2396, 2995, 3046, 5990, 6092, 7615, 11980, 15230, 30460, 912277, 1824554, 3649108, 4561385, 9122770, 18245540]

約数ペア:

[(1, 18245540), (2, 9122770), (4, 4561385), (5, 3649108), (10, 1824554), (20, 912277), (599, 30460), (1198, 15230), (1523, 11980), (2396, 7615), (2995, 6092), (3046, 5990)]