19920612

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 27882780

約数列:

[1, 2, 3, 4, 6, 12, 71, 103, 142, 206, 213, 227, 284, 309, 412, 426, 454, 618, 681, 852, 908, 1236, 1362, 2724, 7313, 14626, 16117, 21939, 23381, 29252, 32234, 43878, 46762, 48351, 64468, 70143, 87756, 93524, 96702, 140286, 193404, 280572, 1660051, 3320102, 4980153, 6640204, 9960306, 19920612]

約数ペア:

[(1, 19920612), (2, 9960306), (3, 6640204), (4, 4980153), (6, 3320102), (12, 1660051), (71, 280572), (103, 193404), (142, 140286), (206, 96702), (213, 93524), (227, 87756), (284, 70143), (309, 64468), (412, 48351), (426, 46762), (454, 43878), (618, 32234), (681, 29252), (852, 23381), (908, 21939), (1236, 16117), (1362, 14626), (2724, 7313)]