12505744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 26784000

約数和(自身を除く): 14278256

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 1999, 3128, 3998, 6256, 7996, 15992, 31984, 33983, 45977, 67966, 91954, 135932, 183908, 271864, 367816, 543728, 735632, 781609, 1563218, 3126436, 6252872, 12505744]

約数ペア:

[(1, 12505744), (2, 6252872), (4, 3126436), (8, 1563218), (16, 781609), (17, 735632), (23, 543728), (34, 367816), (46, 271864), (68, 183908), (92, 135932), (136, 91954), (184, 67966), (272, 45977), (368, 33983), (391, 31984), (782, 15992), (1564, 7996), (1999, 6256), (3128, 3998)]