18834540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313909}}^1$

素因数の和:313921

約数の個数: 24

約数和(自身を含む): 52736880

約数和(自身を除く): 33902340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313909, 627818, 941727, 1255636, 1569545, 1883454, 3139090, 3766908, 4708635, 6278180, 9417270, 18834540]

約数ペア:

[(1, 18834540), (2, 9417270), (3, 6278180), (4, 4708635), (5, 3766908), (6, 3139090), (10, 1883454), (12, 1569545), (15, 1255636), (20, 941727), (30, 627818), (60, 313909)]