18625814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 31138560

約数和(自身を除く): 12512746

約数列:

[1, 2, 19, 23, 38, 46, 101, 202, 211, 422, 437, 874, 1919, 2323, 3838, 4009, 4646, 4853, 8018, 9706, 21311, 42622, 44137, 88274, 92207, 184414, 404909, 490153, 809818, 980306, 9312907, 18625814]

約数ペア:

[(1, 18625814), (2, 9312907), (19, 980306), (23, 809818), (38, 490153), (46, 404909), (101, 184414), (202, 92207), (211, 88274), (422, 44137), (437, 42622), (874, 21311), (1919, 9706), (2323, 8018), (3838, 4853), (4009, 4646)]