12839216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3631}}^1$

素因数の和:3669

約数の個数: 40

約数和(自身を含む): 28373184

約数和(自身を除く): 15533968

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 3631, 7262, 14524, 29048, 47203, 58096, 61727, 94406, 123454, 188812, 246908, 377624, 493816, 755248, 802451, 987632, 1604902, 3209804, 6419608, 12839216]

約数ペア:

[(1, 12839216), (2, 6419608), (4, 3209804), (8, 1604902), (13, 987632), (16, 802451), (17, 755248), (26, 493816), (34, 377624), (52, 246908), (68, 188812), (104, 123454), (136, 94406), (208, 61727), (221, 58096), (272, 47203), (442, 29048), (884, 14524), (1768, 7262), (3536, 3631)]