209532950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20051}}^1$

素因数の和:20093

約数の個数: 48

約数和(自身を含む): 447560640

約数和(自身を除く): 238027690

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 10450, 20051, 40102, 100255, 200510, 220561, 380969, 441122, 501275, 761938, 1002550, 1102805, 1904845, 2205610, 3809690, 4190659, 5514025, 8381318, 9524225, 11028050, 19048450, 20953295, 41906590, 104766475, 209532950]

約数ペア:

[(1, 209532950), (2, 104766475), (5, 41906590), (10, 20953295), (11, 19048450), (19, 11028050), (22, 9524225), (25, 8381318), (38, 5514025), (50, 4190659), (55, 3809690), (95, 2205610), (110, 1904845), (190, 1102805), (209, 1002550), (275, 761938), (418, 501275), (475, 441122), (550, 380969), (950, 220561), (1045, 200510), (2090, 100255), (5225, 40102), (10450, 20051)]