12662768

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 25519200

約数和(自身を除く): 12856432

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 164, 194, 199, 328, 388, 398, 656, 776, 796, 1552, 1592, 3184, 3977, 7954, 8159, 15908, 16318, 19303, 31816, 32636, 38606, 63632, 65272, 77212, 130544, 154424, 308848, 791423, 1582846, 3165692, 6331384, 12662768]

約数ペア:

[(1, 12662768), (2, 6331384), (4, 3165692), (8, 1582846), (16, 791423), (41, 308848), (82, 154424), (97, 130544), (164, 77212), (194, 65272), (199, 63632), (328, 38606), (388, 32636), (398, 31816), (656, 19303), (776, 16318), (796, 15908), (1552, 8159), (1592, 7954), (3184, 3977)]