40171538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{179}}^1$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 66763440

約数和(自身を除く): 26591902

約数列:

[1, 2, 11, 22, 101, 179, 202, 358, 1111, 1969, 2222, 3938, 10201, 18079, 20402, 36158, 112211, 198869, 224422, 397738, 1825979, 3651958, 20085769, 40171538]

約数ペア:

[(1, 40171538), (2, 20085769), (11, 3651958), (22, 1825979), (101, 397738), (179, 224422), (202, 198869), (358, 112211), (1111, 36158), (1969, 20402), (2222, 18079), (3938, 10201)]