219951784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{1601}}^1$

素因数の和:2941

約数の個数: 32

約数和(自身を含む): 444747240

約数和(自身を除く): 224795456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1321, 1601, 2642, 3202, 5284, 6404, 10568, 12808, 17173, 20813, 34346, 41626, 68692, 83252, 137384, 166504, 2114921, 4229842, 8459684, 16919368, 27493973, 54987946, 109975892, 219951784]

約数ペア:

[(1, 219951784), (2, 109975892), (4, 54987946), (8, 27493973), (13, 16919368), (26, 8459684), (52, 4229842), (104, 2114921), (1321, 166504), (1601, 137384), (2642, 83252), (3202, 68692), (5284, 41626), (6404, 34346), (10568, 20813), (12808, 17173)]