20008482

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 47416320

約数和(自身を除く): 27407838

約数列:

[1, 2, 3, 6, 13, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 138, 247, 299, 437, 494, 587, 598, 741, 874, 897, 1174, 1311, 1482, 1761, 1794, 2622, 3522, 5681, 7631, 11153, 11362, 13501, 15262, 17043, 22306, 22893, 27002, 33459, 34086, 40503, 45786, 66918, 81006, 144989, 175513, 256519, 289978, 351026, 434967, 513038, 526539, 769557, 869934, 1053078, 1539114, 3334747, 6669494, 10004241, 20008482]

約数ペア:

[(1, 20008482), (2, 10004241), (3, 6669494), (6, 3334747), (13, 1539114), (19, 1053078), (23, 869934), (26, 769557), (38, 526539), (39, 513038), (46, 434967), (57, 351026), (69, 289978), (78, 256519), (114, 175513), (138, 144989), (247, 81006), (299, 66918), (437, 45786), (494, 40503), (587, 34086), (598, 33459), (741, 27002), (874, 22893), (897, 22306), (1174, 17043), (1311, 15262), (1482, 13501), (1761, 11362), (1794, 11153), (2622, 7631), (3522, 5681)]