20178453972

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21285289}}^1$

素因数の和:21285375

約数の個数: 24

約数和(自身を含む): 47679049600

約数和(自身を除く): 27500595628

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 21285289, 42570578, 63855867, 85141156, 127711734, 255423468, 1681537831, 3363075662, 5044613493, 6726151324, 10089226986, 20178453972]

約数ペア:

[(1, 20178453972), (2, 10089226986), (3, 6726151324), (4, 5044613493), (6, 3363075662), (12, 1681537831), (79, 255423468), (158, 127711734), (237, 85141156), (316, 63855867), (474, 42570578), (948, 21285289)]