18978354

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{12119}}^1$

素因数の和:12159

約数の個数: 32

約数和(自身を含む): 43632000

約数和(自身を除く): 24653646

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 12119, 24238, 36357, 72714, 109071, 218142, 327213, 351451, 654426, 702902, 1054353, 2108706, 3163059, 6326118, 9489177, 18978354]

約数ペア:

[(1, 18978354), (2, 9489177), (3, 6326118), (6, 3163059), (9, 2108706), (18, 1054353), (27, 702902), (29, 654426), (54, 351451), (58, 327213), (87, 218142), (174, 109071), (261, 72714), (522, 36357), (783, 24238), (1566, 12119)]