28851538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17657}}^1$

素因数の和:17721

約数の個数: 16

約数和(自身を含む): 46617120

約数和(自身を除く): 17765582

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 17657, 35314, 335483, 670966, 759251, 1518502, 14425769, 28851538]

約数ペア:

[(1, 28851538), (2, 14425769), (19, 1518502), (38, 759251), (43, 670966), (86, 335483), (817, 35314), (1634, 17657)]