20199985355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3636361}}^1$

素因数の和:3636478

約数の個数: 16

約数和(自身を含む): 26705442528

約数和(自身を除く): 6505457173

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 3636361, 18181805, 39999971, 199999855, 367272461, 1836362305, 4039997071, 20199985355]

約数ペア:

[(1, 20199985355), (5, 4039997071), (11, 1836362305), (55, 367272461), (101, 199999855), (505, 39999971), (1111, 18181805), (5555, 3636361)]