18945144

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 53088000

約数和(自身を除く): 34142856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 631, 834, 1112, 1251, 1262, 1668, 1893, 2502, 2524, 3336, 3753, 3786, 5004, 5048, 5679, 7506, 7572, 10008, 11358, 15012, 15144, 17037, 22716, 30024, 34074, 45432, 68148, 87709, 136296, 175418, 263127, 350836, 526254, 701672, 789381, 1052508, 1578762, 2105016, 2368143, 3157524, 4736286, 6315048, 9472572, 18945144]

約数ペア:

[(1, 18945144), (2, 9472572), (3, 6315048), (4, 4736286), (6, 3157524), (8, 2368143), (9, 2105016), (12, 1578762), (18, 1052508), (24, 789381), (27, 701672), (36, 526254), (54, 350836), (72, 263127), (108, 175418), (139, 136296), (216, 87709), (278, 68148), (417, 45432), (556, 34074), (631, 30024), (834, 22716), (1112, 17037), (1251, 15144), (1262, 15012), (1668, 11358), (1893, 10008), (2502, 7572), (2524, 7506), (3336, 5679), (3753, 5048), (3786, 5004)]