19300880

素因数分解:

$2^4\times 5^1\times {\mathrm{241261}}^1$

素因数の和:241274

約数の個数: 20

約数和(自身を含む): 44874732

約数和(自身を除く): 25573852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241261, 482522, 965044, 1206305, 1930088, 2412610, 3860176, 4825220, 9650440, 19300880]

約数ペア:

[(1, 19300880), (2, 9650440), (4, 4825220), (5, 3860176), (8, 2412610), (10, 1930088), (16, 1206305), (20, 965044), (40, 482522), (80, 241261)]