20626662

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 48996864

約数和(自身を除く): 28370202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 83, 97, 122, 166, 183, 194, 249, 291, 366, 427, 498, 581, 582, 679, 854, 1162, 1281, 1358, 1743, 2037, 2562, 3486, 4074, 5063, 5917, 8051, 10126, 11834, 15189, 16102, 17751, 24153, 30378, 35441, 35502, 41419, 48306, 56357, 70882, 82838, 106323, 112714, 124257, 169071, 212646, 248514, 338142, 491111, 982222, 1473333, 2946666, 3437777, 6875554, 10313331, 20626662]

約数ペア:

[(1, 20626662), (2, 10313331), (3, 6875554), (6, 3437777), (7, 2946666), (14, 1473333), (21, 982222), (42, 491111), (61, 338142), (83, 248514), (97, 212646), (122, 169071), (166, 124257), (183, 112714), (194, 106323), (249, 82838), (291, 70882), (366, 56357), (427, 48306), (498, 41419), (581, 35502), (582, 35441), (679, 30378), (854, 24153), (1162, 17751), (1281, 16102), (1358, 15189), (1743, 11834), (2037, 10126), (2562, 8051), (3486, 5917), (4074, 5063)]