18938736

素因数分解:

$2^4\times 3^2\times {\mathrm{131519}}^1$

素因数の和:131533

約数の個数: 30

約数和(自身を含む): 53002560

約数和(自身を除く): 34063824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 131519, 263038, 394557, 526076, 789114, 1052152, 1183671, 1578228, 2104304, 2367342, 3156456, 4734684, 6312912, 9469368, 18938736]

約数ペア:

[(1, 18938736), (2, 9469368), (3, 6312912), (4, 4734684), (6, 3156456), (8, 2367342), (9, 2104304), (12, 1578228), (16, 1183671), (18, 1052152), (24, 789114), (36, 526076), (48, 394557), (72, 263038), (144, 131519)]