20343076816

素因数分解:

$2^4\times {\mathrm{63773}}^1\times {\mathrm{19937}}^1$

素因数の和:83718

約数の個数: 20

約数和(自身を含む): 39417306372

約数和(自身を除く): 19074229556

約数列:

[1, 2, 4, 8, 16, 19937, 39874, 63773, 79748, 127546, 159496, 255092, 318992, 510184, 1020368, 1271442301, 2542884602, 5085769204, 10171538408, 20343076816]

約数ペア:

[(1, 20343076816), (2, 10171538408), (4, 5085769204), (8, 2542884602), (16, 1271442301), (19937, 1020368), (39874, 510184), (63773, 318992), (79748, 255092), (127546, 159496)]