17239790

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2131}}^1$

素因数の和:2947

約数の個数: 16

約数和(自身を含む): 31084560

約数和(自身を除く): 13844770

約数列:

[1, 2, 5, 10, 809, 1618, 2131, 4045, 4262, 8090, 10655, 21310, 1723979, 3447958, 8619895, 17239790]

約数ペア:

[(1, 17239790), (2, 8619895), (5, 3447958), (10, 1723979), (809, 21310), (1618, 10655), (2131, 8090), (4045, 4262)]