388634896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{8231}}^1$

素因数の和:8479

約数の個数: 40

約数和(自身を含む): 814572864

約数和(自身を除く): 425937968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 227, 454, 908, 1816, 2951, 3632, 5902, 8231, 11804, 16462, 23608, 32924, 47216, 65848, 107003, 131696, 214006, 428012, 856024, 1712048, 1868437, 3736874, 7473748, 14947496, 24289681, 29894992, 48579362, 97158724, 194317448, 388634896]

約数ペア:

[(1, 388634896), (2, 194317448), (4, 97158724), (8, 48579362), (13, 29894992), (16, 24289681), (26, 14947496), (52, 7473748), (104, 3736874), (208, 1868437), (227, 1712048), (454, 856024), (908, 428012), (1816, 214006), (2951, 131696), (3632, 107003), (5902, 65848), (8231, 47216), (11804, 32924), (16462, 23608)]