20586462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 27797538

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 57, 58, 78, 87, 114, 174, 247, 377, 479, 494, 551, 741, 754, 958, 1102, 1131, 1437, 1482, 1653, 2262, 2874, 3306, 6227, 7163, 9101, 12454, 13891, 14326, 18202, 18681, 21489, 27303, 27782, 37362, 41673, 42978, 54606, 83346, 118313, 180583, 236626, 263929, 354939, 361166, 527858, 541749, 709878, 791787, 1083498, 1583574, 3431077, 6862154, 10293231, 20586462]

約数ペア:

[(1, 20586462), (2, 10293231), (3, 6862154), (6, 3431077), (13, 1583574), (19, 1083498), (26, 791787), (29, 709878), (38, 541749), (39, 527858), (57, 361166), (58, 354939), (78, 263929), (87, 236626), (114, 180583), (174, 118313), (247, 83346), (377, 54606), (479, 42978), (494, 41673), (551, 37362), (741, 27782), (754, 27303), (958, 21489), (1102, 18681), (1131, 18202), (1437, 14326), (1482, 13891), (1653, 12454), (2262, 9101), (2874, 7163), (3306, 6227)]