19792650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5737}}^1$

素因数の和:5775

約数の個数: 48

約数和(自身を含む): 51228864

約数和(自身を除く): 31436214

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5737, 11474, 17211, 28685, 34422, 57370, 86055, 131951, 143425, 172110, 263902, 286850, 395853, 430275, 659755, 791706, 860550, 1319510, 1979265, 3298775, 3958530, 6597550, 9896325, 19792650]

約数ペア:

[(1, 19792650), (2, 9896325), (3, 6597550), (5, 3958530), (6, 3298775), (10, 1979265), (15, 1319510), (23, 860550), (25, 791706), (30, 659755), (46, 430275), (50, 395853), (69, 286850), (75, 263902), (115, 172110), (138, 143425), (150, 131951), (230, 86055), (345, 57370), (575, 34422), (690, 28685), (1150, 17211), (1725, 11474), (3450, 5737)]