20764058

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 37152000

約数和(自身を除く): 16387942

約数列:

[1, 2, 7, 14, 29, 58, 199, 203, 257, 398, 406, 514, 1393, 1799, 2786, 3598, 5771, 7453, 11542, 14906, 40397, 51143, 52171, 80794, 102286, 104342, 358001, 716002, 1483147, 2966294, 10382029, 20764058]

約数ペア:

[(1, 20764058), (2, 10382029), (7, 2966294), (14, 1483147), (29, 716002), (58, 358001), (199, 104342), (203, 102286), (257, 80794), (398, 52171), (406, 51143), (514, 40397), (1393, 14906), (1799, 11542), (2786, 7453), (3598, 5771)]