201910918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 337750560

約数和(自身を除く): 135839642

約数列:

[1, 2, 11, 22, 89, 101, 178, 202, 979, 1021, 1111, 1958, 2042, 2222, 8989, 11231, 17978, 22462, 90869, 98879, 103121, 181738, 197758, 206242, 999559, 1134331, 1999118, 2268662, 9177769, 18355538, 100955459, 201910918]

約数ペア:

[(1, 201910918), (2, 100955459), (11, 18355538), (22, 9177769), (89, 2268662), (101, 1999118), (178, 1134331), (202, 999559), (979, 206242), (1021, 197758), (1111, 181738), (1958, 103121), (2042, 98879), (2222, 90869), (8989, 22462), (11231, 17978)]