20221393

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 22118400

約数和(自身を除く): 1897007

約数列:

[1, 23, 31, 79, 359, 713, 1817, 2449, 8257, 11129, 28361, 56327, 255967, 652303, 879191, 20221393]

約数ペア:

[(1, 20221393), (23, 879191), (31, 652303), (79, 255967), (359, 56327), (713, 28361), (1817, 11129), (2449, 8257)]