20181888

素因数分解:

$2^7\times 3^2\times {\mathrm{17519}}^1$

素因数の和:17539

約数の個数: 48

約数和(自身を含む): 58078800

約数和(自身を除く): 37896912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17519, 35038, 52557, 70076, 105114, 140152, 157671, 210228, 280304, 315342, 420456, 560608, 630684, 840912, 1121216, 1261368, 1681824, 2242432, 2522736, 3363648, 5045472, 6727296, 10090944, 20181888]

約数ペア:

[(1, 20181888), (2, 10090944), (3, 6727296), (4, 5045472), (6, 3363648), (8, 2522736), (9, 2242432), (12, 1681824), (16, 1261368), (18, 1121216), (24, 840912), (32, 630684), (36, 560608), (48, 420456), (64, 315342), (72, 280304), (96, 210228), (128, 157671), (144, 140152), (192, 105114), (288, 70076), (384, 52557), (576, 35038), (1152, 17519)]