18061690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25439}}^1$

素因数の和:25517

約数の個数: 16

約数和(自身を含む): 32970240

約数和(自身を除く): 14908550

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 25439, 50878, 127195, 254390, 1806169, 3612338, 9030845, 18061690]

約数ペア:

[(1, 18061690), (2, 9030845), (5, 3612338), (10, 1806169), (71, 254390), (142, 127195), (355, 50878), (710, 25439)]