19370890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2287}}^1$

素因数の和:2323

約数の個数: 48

約数和(自身を含む): 43819776

約数和(自身を除く): 24448886

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2287, 4235, 4574, 8470, 11435, 16009, 22870, 25157, 32018, 50314, 80045, 125785, 160090, 176099, 251570, 276727, 352198, 553454, 880495, 1383635, 1760990, 1937089, 2767270, 3874178, 9685445, 19370890]

約数ペア:

[(1, 19370890), (2, 9685445), (5, 3874178), (7, 2767270), (10, 1937089), (11, 1760990), (14, 1383635), (22, 880495), (35, 553454), (55, 352198), (70, 276727), (77, 251570), (110, 176099), (121, 160090), (154, 125785), (242, 80045), (385, 50314), (605, 32018), (770, 25157), (847, 22870), (1210, 16009), (1694, 11435), (2287, 8470), (4235, 4574)]