18332872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4159}}^1$

素因数の和:4213

約数の個数: 32

約数和(自身を含む): 37440000

約数和(自身を除く): 19107128

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4159, 4408, 8318, 16636, 33272, 79021, 120611, 158042, 241222, 316084, 482444, 632168, 964888, 2291609, 4583218, 9166436, 18332872]

約数ペア:

[(1, 18332872), (2, 9166436), (4, 4583218), (8, 2291609), (19, 964888), (29, 632168), (38, 482444), (58, 316084), (76, 241222), (116, 158042), (152, 120611), (232, 79021), (551, 33272), (1102, 16636), (2204, 8318), (4159, 4408)]