20196540016

素因数分解:

$2^4\times {\mathrm{7867}}^1\times {\mathrm{160453}}^1$

素因数の和:168328

約数の個数: 20

約数和(自身を含む): 39136014232

約数和(自身を除く): 18939474216

約数列:

[1, 2, 4, 8, 16, 7867, 15734, 31468, 62936, 125872, 160453, 320906, 641812, 1283624, 2567248, 1262283751, 2524567502, 5049135004, 10098270008, 20196540016]

約数ペア:

[(1, 20196540016), (2, 10098270008), (4, 5049135004), (8, 2524567502), (16, 1262283751), (7867, 2567248), (15734, 1283624), (31468, 641812), (62936, 320906), (125872, 160453)]