20205527613

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{22697}}^1$

素因数の和:22913

約数の個数: 32

約数和(自身を含む): 28251565056

約数和(自身を除く): 8046037443

約数列:

[1, 3, 43, 67, 103, 129, 201, 309, 2881, 4429, 6901, 8643, 13287, 20703, 22697, 68091, 296743, 890229, 975971, 1520699, 2337791, 2927913, 4562097, 7013373, 65390057, 100525013, 156631997, 196170171, 301575039, 469895991, 6735175871, 20205527613]

約数ペア:

[(1, 20205527613), (3, 6735175871), (43, 469895991), (67, 301575039), (103, 196170171), (129, 156631997), (201, 100525013), (309, 65390057), (2881, 7013373), (4429, 4562097), (6901, 2927913), (8643, 2337791), (13287, 1520699), (20703, 975971), (22697, 890229), (68091, 296743)]