15438856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 31169880

約数和(自身を除く): 15731024

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 1861, 2074, 3722, 4148, 7444, 8296, 14888, 31637, 63274, 113521, 126548, 227042, 253096, 454084, 908168, 1929857, 3859714, 7719428, 15438856]

約数ペア:

[(1, 15438856), (2, 7719428), (4, 3859714), (8, 1929857), (17, 908168), (34, 454084), (61, 253096), (68, 227042), (122, 126548), (136, 113521), (244, 63274), (488, 31637), (1037, 14888), (1861, 8296), (2074, 7444), (3722, 4148)]