12781696

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1712

約数の個数: 32

約数和(自身を含む): 25896780

約数和(自身を除く): 13115084

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1637, 1952, 3274, 3904, 6548, 7808, 13096, 26192, 52384, 99857, 104768, 199714, 209536, 399428, 798856, 1597712, 3195424, 6390848, 12781696]

約数ペア:

[(1, 12781696), (2, 6390848), (4, 3195424), (8, 1597712), (16, 798856), (32, 399428), (61, 209536), (64, 199714), (122, 104768), (128, 99857), (244, 52384), (488, 26192), (976, 13096), (1637, 7808), (1952, 6548), (3274, 3904)]