20629528

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20013032

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 191, 382, 587, 764, 1174, 1528, 2348, 4393, 4696, 8786, 13501, 17572, 27002, 35144, 54004, 108008, 112117, 224234, 448468, 896936, 2578691, 5157382, 10314764, 20629528]

約数ペア:

[(1, 20629528), (2, 10314764), (4, 5157382), (8, 2578691), (23, 896936), (46, 448468), (92, 224234), (184, 112117), (191, 108008), (382, 54004), (587, 35144), (764, 27002), (1174, 17572), (1528, 13501), (2348, 8786), (4393, 4696)]