12739256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 25842240

約数和(自身を除く): 13102984

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 1993, 3196, 3986, 6392, 7972, 15944, 33881, 67762, 93671, 135524, 187342, 271048, 374684, 749368, 1592407, 3184814, 6369628, 12739256]

約数ペア:

[(1, 12739256), (2, 6369628), (4, 3184814), (8, 1592407), (17, 749368), (34, 374684), (47, 271048), (68, 187342), (94, 135524), (136, 93671), (188, 67762), (376, 33881), (799, 15944), (1598, 7972), (1993, 6392), (3196, 3986)]