18361872

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{4397}}^1$

素因数の和:4440

約数の個数: 60

約数和(自身を含む): 53171820

約数和(自身を除く): 34809948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 4397, 8794, 13191, 17588, 26382, 35176, 39573, 52764, 70352, 79146, 105528, 127513, 158292, 211056, 255026, 316584, 382539, 510052, 633168, 765078, 1020104, 1147617, 1530156, 2040208, 2295234, 3060312, 4590468, 6120624, 9180936, 18361872]

約数ペア:

[(1, 18361872), (2, 9180936), (3, 6120624), (4, 4590468), (6, 3060312), (8, 2295234), (9, 2040208), (12, 1530156), (16, 1147617), (18, 1020104), (24, 765078), (29, 633168), (36, 510052), (48, 382539), (58, 316584), (72, 255026), (87, 211056), (116, 158292), (144, 127513), (174, 105528), (232, 79146), (261, 70352), (348, 52764), (464, 39573), (522, 35176), (696, 26382), (1044, 17588), (1392, 13191), (2088, 8794), (4176, 4397)]