2538420118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{16573}}^1$

素因数の和:16768

約数の個数: 32

約数和(自身を含む): 4226767776

約数和(自身を除く): 1688347658

約数列:

[1, 2, 13, 26, 43, 86, 137, 274, 559, 1118, 1781, 3562, 5891, 11782, 16573, 33146, 76583, 153166, 215449, 430898, 712639, 1425278, 2270501, 4541002, 9264307, 18528614, 29516513, 59033026, 97631543, 195263086, 1269210059, 2538420118]

約数ペア:

[(1, 2538420118), (2, 1269210059), (13, 195263086), (26, 97631543), (43, 59033026), (86, 29516513), (137, 18528614), (274, 9264307), (559, 4541002), (1118, 2270501), (1781, 1425278), (3562, 712639), (5891, 430898), (11782, 215449), (16573, 153166), (33146, 76583)]