12821512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{397}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 26363520

約数和(自身を除く): 13542008

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 367, 397, 734, 794, 1468, 1588, 2936, 3176, 4037, 4367, 8074, 8734, 16148, 17468, 32296, 34936, 145699, 291398, 582796, 1165592, 1602689, 3205378, 6410756, 12821512]

約数ペア:

[(1, 12821512), (2, 6410756), (4, 3205378), (8, 1602689), (11, 1165592), (22, 582796), (44, 291398), (88, 145699), (367, 34936), (397, 32296), (734, 17468), (794, 16148), (1468, 8734), (1588, 8074), (2936, 4367), (3176, 4037)]