18772916

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1013}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 33985224

約数和(自身を除く): 15212308

約数列:

[1, 2, 4, 41, 82, 113, 164, 226, 452, 1013, 2026, 4052, 4633, 9266, 18532, 41533, 83066, 114469, 166132, 228938, 457876, 4693229, 9386458, 18772916]

約数ペア:

[(1, 18772916), (2, 9386458), (4, 4693229), (41, 457876), (82, 228938), (113, 166132), (164, 114469), (226, 83066), (452, 41533), (1013, 18532), (2026, 9266), (4052, 4633)]