2179679516

素因数分解:

$2^2\times 7^1\times {\mathrm{15787}}^1\times {\mathrm{4931}}^1$

素因数の和:20729

約数の個数: 24

約数和(自身を含む): 4360519296

約数和(自身を除く): 2180839780

約数列:

[1, 2, 4, 7, 14, 28, 4931, 9862, 15787, 19724, 31574, 34517, 63148, 69034, 110509, 138068, 221018, 442036, 77845697, 155691394, 311382788, 544919879, 1089839758, 2179679516]

約数ペア:

[(1, 2179679516), (2, 1089839758), (4, 544919879), (7, 311382788), (14, 155691394), (28, 77845697), (4931, 442036), (9862, 221018), (15787, 138068), (19724, 110509), (31574, 69034), (34517, 63148)]