12489968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 26194752

約数和(自身を除く): 13704784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 977, 1598, 1954, 3196, 3908, 6392, 7816, 12784, 15632, 16609, 33218, 45919, 66436, 91838, 132872, 183676, 265744, 367352, 734704, 780623, 1561246, 3122492, 6244984, 12489968]

約数ペア:

[(1, 12489968), (2, 6244984), (4, 3122492), (8, 1561246), (16, 780623), (17, 734704), (34, 367352), (47, 265744), (68, 183676), (94, 132872), (136, 91838), (188, 66436), (272, 45919), (376, 33218), (752, 16609), (799, 15632), (977, 12784), (1598, 7816), (1954, 6392), (3196, 3908)]