204639878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 327672000

約数和(自身を除く): 123032122

約数列:

[1, 2, 23, 46, 73, 146, 149, 298, 409, 818, 1679, 3358, 3427, 6854, 9407, 10877, 18814, 21754, 29857, 59714, 60941, 121882, 250171, 500342, 686711, 1373422, 1401643, 2803286, 4448693, 8897386, 102319939, 204639878]

約数ペア:

[(1, 204639878), (2, 102319939), (23, 8897386), (46, 4448693), (73, 2803286), (146, 1401643), (149, 1373422), (298, 686711), (409, 500342), (818, 250171), (1679, 121882), (3358, 60941), (3427, 59714), (6854, 29857), (9407, 21754), (10877, 18814)]