20458812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{154991}}^1$

素因数の和:155009

約数の個数: 24

約数和(自身を含む): 52077312

約数和(自身を除く): 31618500

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 154991, 309982, 464973, 619964, 929946, 1704901, 1859892, 3409802, 5114703, 6819604, 10229406, 20458812]

約数ペア:

[(1, 20458812), (2, 10229406), (3, 6819604), (4, 5114703), (6, 3409802), (11, 1859892), (12, 1704901), (22, 929946), (33, 619964), (44, 464973), (66, 309982), (132, 154991)]