19514327

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2078

約数の個数: 16

約数和(自身を含む): 23665152

約数和(自身を除く): 4150825

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1987, 9821, 13909, 45701, 121207, 319907, 848449, 2787761, 19514327]

約数ペア:

[(1, 19514327), (7, 2787761), (23, 848449), (61, 319907), (161, 121207), (427, 45701), (1403, 13909), (1987, 9821)]