18778864026

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1\times {\mathrm{128677}}^1$

素因数の和:130566

約数の個数: 32

約数和(自身を含む): 40468716288

約数和(自身を除く): 21689852262

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1871, 3742, 5613, 11226, 24323, 48646, 72969, 128677, 145938, 257354, 386031, 772062, 1672801, 3345602, 5018403, 10036806, 240754667, 481509334, 722264001, 1444528002, 3129810671, 6259621342, 9389432013, 18778864026]

約数ペア:

[(1, 18778864026), (2, 9389432013), (3, 6259621342), (6, 3129810671), (13, 1444528002), (26, 722264001), (39, 481509334), (78, 240754667), (1871, 10036806), (3742, 5018403), (5613, 3345602), (11226, 1672801), (24323, 772062), (48646, 386031), (72969, 257354), (128677, 145938)]