80021538

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{103387}}^1$

素因数の和:103438

約数の個数: 24

約数和(自身を含む): 177413808

約数和(自身を除く): 97392270

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 103387, 206774, 310161, 620322, 930483, 1860966, 4445641, 8891282, 13336923, 26673846, 40010769, 80021538]

約数ペア:

[(1, 80021538), (2, 40010769), (3, 26673846), (6, 13336923), (9, 8891282), (18, 4445641), (43, 1860966), (86, 930483), (129, 620322), (258, 310161), (387, 206774), (774, 103387)]