20543214

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 43965936

約数和(自身を除く): 23422722

約数列:

[1, 2, 3, 6, 37, 41, 61, 74, 82, 111, 122, 123, 183, 222, 246, 366, 1369, 1517, 2257, 2501, 2738, 3034, 4107, 4514, 4551, 5002, 6771, 7503, 8214, 9102, 13542, 15006, 56129, 83509, 92537, 112258, 167018, 168387, 185074, 250527, 277611, 336774, 501054, 555222, 3423869, 6847738, 10271607, 20543214]

約数ペア:

[(1, 20543214), (2, 10271607), (3, 6847738), (6, 3423869), (37, 555222), (41, 501054), (61, 336774), (74, 277611), (82, 250527), (111, 185074), (122, 168387), (123, 167018), (183, 112258), (222, 92537), (246, 83509), (366, 56129), (1369, 15006), (1517, 13542), (2257, 9102), (2501, 8214), (2738, 7503), (3034, 6771), (4107, 5002), (4514, 4551)]