20186394578

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{76367}}^1$

素因数の和:76694

約数の個数: 32

約数和(自身を含む): 35190374400

約数和(自身を除く): 15003979822

約数列:

[1, 2, 7, 14, 79, 158, 239, 478, 553, 1106, 1673, 3346, 18881, 37762, 76367, 132167, 152734, 264334, 534569, 1069138, 6032993, 12065986, 18251713, 36503426, 42230951, 84461902, 127761991, 255523982, 1441885327, 2883770654, 10093197289, 20186394578]

約数ペア:

[(1, 20186394578), (2, 10093197289), (7, 2883770654), (14, 1441885327), (79, 255523982), (158, 127761991), (239, 84461902), (478, 42230951), (553, 36503426), (1106, 18251713), (1673, 12065986), (3346, 6032993), (18881, 1069138), (37762, 534569), (76367, 264334), (132167, 152734)]