20807226

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 52669440

約数和(自身を除く): 31862214

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1518, 1523, 2277, 3046, 4554, 4569, 6831, 9138, 13662, 13707, 16753, 27414, 33506, 35029, 41121, 50259, 70058, 82242, 100518, 105087, 150777, 210174, 301554, 315261, 385319, 452331, 630522, 770638, 904662, 945783, 1155957, 1891566, 2311914, 3467871, 6935742, 10403613, 20807226]

約数ペア:

[(1, 20807226), (2, 10403613), (3, 6935742), (6, 3467871), (9, 2311914), (11, 1891566), (18, 1155957), (22, 945783), (23, 904662), (27, 770638), (33, 630522), (46, 452331), (54, 385319), (66, 315261), (69, 301554), (99, 210174), (138, 150777), (198, 105087), (207, 100518), (253, 82242), (297, 70058), (414, 50259), (506, 41121), (594, 35029), (621, 33506), (759, 27414), (1242, 16753), (1518, 13707), (1523, 13662), (2277, 9138), (3046, 6831), (4554, 4569)]