9980717404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18760747}}^1$

素因数の和:18760777

約数の個数: 24

約数和(自身を含む): 21012037760

約数和(自身を除く): 11031320356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 18760747, 37521494, 75042988, 131325229, 262650458, 356454193, 525300916, 712908386, 1425816772, 2495179351, 4990358702, 9980717404]

約数ペア:

[(1, 9980717404), (2, 4990358702), (4, 2495179351), (7, 1425816772), (14, 712908386), (19, 525300916), (28, 356454193), (38, 262650458), (76, 131325229), (133, 75042988), (266, 37521494), (532, 18760747)]