16226905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 20136960

約数和(自身を除く): 3910055

約数列:

[1, 5, 37, 185, 239, 367, 1195, 1835, 8843, 13579, 44215, 67895, 87713, 438565, 3245381, 16226905]

約数ペア:

[(1, 16226905), (5, 3245381), (37, 438565), (185, 87713), (239, 67895), (367, 44215), (1195, 13579), (1835, 8843)]