22628905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 8699735

約数列:

[1, 5, 13, 19, 65, 73, 95, 247, 251, 365, 949, 1235, 1255, 1387, 3263, 4745, 4769, 6935, 16315, 18031, 18323, 23845, 61997, 90155, 91615, 238199, 309985, 348137, 1190995, 1740685, 4525781, 22628905]

約数ペア:

[(1, 22628905), (5, 4525781), (13, 1740685), (19, 1190995), (65, 348137), (73, 309985), (95, 238199), (247, 91615), (251, 90155), (365, 61997), (949, 23845), (1235, 18323), (1255, 18031), (1387, 16315), (3263, 6935), (4745, 4769)]