16881424

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7933}}^1$

素因数の和:7967

約数の個数: 40

約数和(自身を含む): 39352640

約数和(自身を除く): 22471216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 7933, 15866, 31732, 55531, 63464, 111062, 126928, 150727, 222124, 301454, 444248, 602908, 888496, 1055089, 1205816, 2110178, 2411632, 4220356, 8440712, 16881424]

約数ペア:

[(1, 16881424), (2, 8440712), (4, 4220356), (7, 2411632), (8, 2110178), (14, 1205816), (16, 1055089), (19, 888496), (28, 602908), (38, 444248), (56, 301454), (76, 222124), (112, 150727), (133, 126928), (152, 111062), (266, 63464), (304, 55531), (532, 31732), (1064, 15866), (2128, 7933)]