12881012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7369}}^1$

素因数の和:7415

約数の個数: 24

約数和(自身を含む): 24763200

約数和(自身を除く): 11882188

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 7369, 14738, 29476, 140011, 169487, 280022, 338974, 560044, 677948, 3220253, 6440506, 12881012]

約数ペア:

[(1, 12881012), (2, 6440506), (4, 3220253), (19, 677948), (23, 560044), (38, 338974), (46, 280022), (76, 169487), (92, 140011), (437, 29476), (874, 14738), (1748, 7369)]