19907594

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23311}}^1$

素因数の和:23381

約数の個数: 16

約数和(自身を含む): 34688256

約数和(自身を除く): 14780662

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23311, 46622, 163177, 326354, 1421971, 2843942, 9953797, 19907594]

約数ペア:

[(1, 19907594), (2, 9953797), (7, 2843942), (14, 1421971), (61, 326354), (122, 163177), (427, 46622), (854, 23311)]