20015474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22901}}^1$

素因数の和:22945

約数の個数: 16

約数和(自身を含む): 32978880

約数和(自身を除く): 12963406

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22901, 45802, 435119, 526723, 870238, 1053446, 10007737, 20015474]

約数ペア:

[(1, 20015474), (2, 10007737), (19, 1053446), (23, 870238), (38, 526723), (46, 435119), (437, 45802), (874, 22901)]