9894478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23671}}^1$

素因数の和:23703

約数の個数: 16

約数和(自身を含む): 17043840

約数和(自身を除く): 7149362

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 23671, 47342, 260381, 449749, 520762, 899498, 4947239, 9894478]

約数ペア:

[(1, 9894478), (2, 4947239), (11, 899498), (19, 520762), (22, 449749), (38, 260381), (209, 47342), (418, 23671)]