26988004

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 50088780

約数和(自身を除く): 23100776

約数列:

[1, 2, 4, 41, 43, 82, 86, 89, 164, 172, 178, 356, 1763, 1849, 3526, 3649, 3698, 3827, 7052, 7298, 7396, 7654, 14596, 15308, 75809, 151618, 156907, 164561, 303236, 313814, 329122, 627628, 658244, 6747001, 13494002, 26988004]

約数ペア:

[(1, 26988004), (2, 13494002), (4, 6747001), (41, 658244), (43, 627628), (82, 329122), (86, 313814), (89, 303236), (164, 164561), (172, 156907), (178, 151618), (356, 75809), (1763, 15308), (1849, 14596), (3526, 7654), (3649, 7396), (3698, 7298), (3827, 7052)]