20175951666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{38903}}^1$

素因数の和:39091

約数の個数: 64

約数和(自身を含む): 44574647040

約数和(自身を除く): 24398695374

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 109, 122, 183, 218, 327, 366, 654, 793, 1417, 1586, 2379, 2834, 4251, 4758, 6649, 8502, 13298, 19947, 38903, 39894, 77806, 86437, 116709, 172874, 233418, 259311, 505739, 518622, 1011478, 1517217, 2373083, 3034434, 4240427, 4746166, 7119249, 8480854, 12721281, 14238498, 25442562, 30850079, 55125551, 61700158, 92550237, 110251102, 165376653, 185100474, 258666047, 330753306, 517332094, 775998141, 1551996282, 3362658611, 6725317222, 10087975833, 20175951666]

約数ペア:

[(1, 20175951666), (2, 10087975833), (3, 6725317222), (6, 3362658611), (13, 1551996282), (26, 775998141), (39, 517332094), (61, 330753306), (78, 258666047), (109, 185100474), (122, 165376653), (183, 110251102), (218, 92550237), (327, 61700158), (366, 55125551), (654, 30850079), (793, 25442562), (1417, 14238498), (1586, 12721281), (2379, 8480854), (2834, 7119249), (4251, 4746166), (4758, 4240427), (6649, 3034434), (8502, 2373083), (13298, 1517217), (19947, 1011478), (38903, 518622), (39894, 505739), (77806, 259311), (86437, 233418), (116709, 172874)]