219317068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{20543}}^1$

素因数の和:20721

約数の個数: 24

約数和(自身を含む): 408989952

約数和(自身を除く): 189672884

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 628, 2669, 5338, 10676, 20543, 41086, 82172, 349231, 698462, 1396924, 3225251, 6450502, 12901004, 54829267, 109658534, 219317068]

約数ペア:

[(1, 219317068), (2, 109658534), (4, 54829267), (17, 12901004), (34, 6450502), (68, 3225251), (157, 1396924), (314, 698462), (628, 349231), (2669, 82172), (5338, 41086), (10676, 20543)]