20949870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{698329}}^1$

素因数の和:698339

約数の個数: 16

約数和(自身を含む): 50279760

約数和(自身を除く): 29329890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 698329, 1396658, 2094987, 3491645, 4189974, 6983290, 10474935, 20949870]

約数ペア:

[(1, 20949870), (2, 10474935), (3, 6983290), (5, 4189974), (6, 3491645), (10, 2094987), (15, 1396658), (30, 698329)]