18706365290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{202823}}^1$

素因数の和:203254

約数の個数: 32

約数和(自身を含む): 35223227136

約数和(自身を除く): 16516861846

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 401, 802, 2005, 4010, 9223, 18446, 46115, 92230, 202823, 405646, 1014115, 2028230, 4664929, 9329858, 23324645, 46649290, 81332023, 162664046, 406660115, 813320230, 1870636529, 3741273058, 9353182645, 18706365290]

約数ペア:

[(1, 18706365290), (2, 9353182645), (5, 3741273058), (10, 1870636529), (23, 813320230), (46, 406660115), (115, 162664046), (230, 81332023), (401, 46649290), (802, 23324645), (2005, 9329858), (4010, 4664929), (9223, 2028230), (18446, 1014115), (46115, 405646), (92230, 202823)]