219317872

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 432472320

約数和(自身を除く): 213154448

約数列:

[1, 2, 4, 8, 16, 83, 166, 239, 332, 478, 664, 691, 956, 1328, 1382, 1912, 2764, 3824, 5528, 11056, 19837, 39674, 57353, 79348, 114706, 158696, 165149, 229412, 317392, 330298, 458824, 660596, 917648, 1321192, 2642384, 13707367, 27414734, 54829468, 109658936, 219317872]

約数ペア:

[(1, 219317872), (2, 109658936), (4, 54829468), (8, 27414734), (16, 13707367), (83, 2642384), (166, 1321192), (239, 917648), (332, 660596), (478, 458824), (664, 330298), (691, 317392), (956, 229412), (1328, 165149), (1382, 158696), (1912, 114706), (2764, 79348), (3824, 57353), (5528, 39674), (11056, 19837)]