18154590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 46158336

約数和(自身を除く): 28003746

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 83, 115, 138, 166, 230, 249, 317, 345, 415, 498, 634, 690, 830, 951, 1245, 1585, 1902, 1909, 2490, 3170, 3818, 4755, 5727, 7291, 9510, 9545, 11454, 14582, 19090, 21873, 26311, 28635, 36455, 43746, 52622, 57270, 72910, 78933, 109365, 131555, 157866, 218730, 263110, 394665, 605153, 789330, 1210306, 1815459, 3025765, 3630918, 6051530, 9077295, 18154590]

約数ペア:

[(1, 18154590), (2, 9077295), (3, 6051530), (5, 3630918), (6, 3025765), (10, 1815459), (15, 1210306), (23, 789330), (30, 605153), (46, 394665), (69, 263110), (83, 218730), (115, 157866), (138, 131555), (166, 109365), (230, 78933), (249, 72910), (317, 57270), (345, 52622), (415, 43746), (498, 36455), (634, 28635), (690, 26311), (830, 21873), (951, 19090), (1245, 14582), (1585, 11454), (1902, 9545), (1909, 9510), (2490, 7291), (3170, 5727), (3818, 4755)]