19910460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331841}}^1$

素因数の和:331853

約数の個数: 24

約数和(自身を含む): 55749456

約数和(自身を除く): 35838996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331841, 663682, 995523, 1327364, 1659205, 1991046, 3318410, 3982092, 4977615, 6636820, 9955230, 19910460]

約数ペア:

[(1, 19910460), (2, 9955230), (3, 6636820), (4, 4977615), (5, 3982092), (6, 3318410), (10, 1991046), (12, 1659205), (15, 1327364), (20, 995523), (30, 663682), (60, 331841)]