22687990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{877}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 44251200

約数和(自身を除く): 21563210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 877, 995, 1754, 1990, 2587, 4385, 5174, 8770, 11401, 12935, 22802, 25870, 57005, 114010, 174523, 349046, 872615, 1745230, 2268799, 4537598, 11343995, 22687990]

約数ペア:

[(1, 22687990), (2, 11343995), (5, 4537598), (10, 2268799), (13, 1745230), (26, 872615), (65, 349046), (130, 174523), (199, 114010), (398, 57005), (877, 25870), (995, 22802), (1754, 12935), (1990, 11401), (2587, 8770), (4385, 5174)]