212906210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101869}}^1$

素因数の和:101906

約数の個数: 32

約数和(自身を含む): 440078400

約数和(自身を除く): 227172190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 101869, 203738, 509345, 1018690, 1120559, 1935511, 2241118, 3871022, 5602795, 9677555, 11205590, 19355110, 21290621, 42581242, 106453105, 212906210]

約数ペア:

[(1, 212906210), (2, 106453105), (5, 42581242), (10, 21290621), (11, 19355110), (19, 11205590), (22, 9677555), (38, 5602795), (55, 3871022), (95, 2241118), (110, 1935511), (190, 1120559), (209, 1018690), (418, 509345), (1045, 203738), (2090, 101869)]