20512781345

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1237}}^1\times {\mathrm{4691}}^1$

素因数の和:6041

約数の個数: 32

約数和(自身を含む): 28439375616

約数和(自身を除く): 7926594271

約数列:

[1, 5, 7, 35, 101, 505, 707, 1237, 3535, 4691, 6185, 8659, 23455, 32837, 43295, 124937, 164185, 473791, 624685, 874559, 2368955, 3316537, 4372795, 5802767, 16582685, 29013835, 40619369, 203096845, 586079467, 2930397335, 4102556269, 20512781345]

約数ペア:

[(1, 20512781345), (5, 4102556269), (7, 2930397335), (35, 586079467), (101, 203096845), (505, 40619369), (707, 29013835), (1237, 16582685), (3535, 5802767), (4691, 4372795), (6185, 3316537), (8659, 2368955), (23455, 874559), (32837, 624685), (43295, 473791), (124937, 164185)]