18538234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1302

約数の個数: 32

約数和(自身を含む): 33312384

約数和(自身を除く): 14774150

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1223, 1378, 2446, 7579, 13453, 15158, 15899, 26906, 31798, 64819, 129638, 174889, 349778, 713009, 842647, 1426018, 1685294, 9269117, 18538234]

約数ペア:

[(1, 18538234), (2, 9269117), (11, 1685294), (13, 1426018), (22, 842647), (26, 713009), (53, 349778), (106, 174889), (143, 129638), (286, 64819), (583, 31798), (689, 26906), (1166, 15899), (1223, 15158), (1378, 13453), (2446, 7579)]