20147796544

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7321147}}^1$

素因数の和:7321202

約数の個数: 28

約数和(自身を含む): 40910575024

約数和(自身を除く): 20762778480

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7321147, 14642294, 29284588, 58569176, 117138352, 234276704, 314809321, 468553408, 629618642, 1259237284, 2518474568, 5036949136, 10073898272, 20147796544]

約数ペア:

[(1, 20147796544), (2, 10073898272), (4, 5036949136), (8, 2518474568), (16, 1259237284), (32, 629618642), (43, 468553408), (64, 314809321), (86, 234276704), (172, 117138352), (344, 58569176), (688, 29284588), (1376, 14642294), (2752, 7321147)]