19824045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 34013952

約数和(自身を除く): 14189907

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 1553, 2553, 4255, 4659, 7765, 12765, 23295, 35719, 57461, 107157, 172383, 178595, 287305, 535785, 861915, 1321603, 3964809, 6608015, 19824045]

約数ペア:

[(1, 19824045), (3, 6608015), (5, 3964809), (15, 1321603), (23, 861915), (37, 535785), (69, 287305), (111, 178595), (115, 172383), (185, 107157), (345, 57461), (555, 35719), (851, 23295), (1553, 12765), (2553, 7765), (4255, 4659)]