20286344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1823}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 21081976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 1823, 2782, 3646, 5564, 7292, 11128, 14584, 23699, 47398, 94796, 189592, 195061, 390122, 780244, 1560488, 2535793, 5071586, 10143172, 20286344]

約数ペア:

[(1, 20286344), (2, 10143172), (4, 5071586), (8, 2535793), (13, 1560488), (26, 780244), (52, 390122), (104, 195061), (107, 189592), (214, 94796), (428, 47398), (856, 23699), (1391, 14584), (1823, 11128), (2782, 7292), (3646, 5564)]