20394704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115879}}^1$

素因数の和:115898

約数の個数: 20

約数和(自身を含む): 43107360

約数和(自身を除く): 22712656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115879, 231758, 463516, 927032, 1274669, 1854064, 2549338, 5098676, 10197352, 20394704]

約数ペア:

[(1, 20394704), (2, 10197352), (4, 5098676), (8, 2549338), (11, 1854064), (16, 1274669), (22, 927032), (44, 463516), (88, 231758), (176, 115879)]