17998660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14753}}^1$

素因数の和:14823

約数の個数: 24

約数和(自身を含む): 38419416

約数和(自身を除く): 20420756

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 14753, 29506, 59012, 73765, 147530, 295060, 899933, 1799866, 3599732, 4499665, 8999330, 17998660]

約数ペア:

[(1, 17998660), (2, 8999330), (4, 4499665), (5, 3599732), (10, 1799866), (20, 899933), (61, 295060), (122, 147530), (244, 73765), (305, 59012), (610, 29506), (1220, 14753)]