19972736

素因数分解:

$2^7\times 7^1\times {\mathrm{22291}}^1$

素因数の和:22312

約数の個数: 32

約数和(自身を含む): 45475680

約数和(自身を除く): 25502944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22291, 44582, 89164, 156037, 178328, 312074, 356656, 624148, 713312, 1248296, 1426624, 2496592, 2853248, 4993184, 9986368, 19972736]

約数ペア:

[(1, 19972736), (2, 9986368), (4, 4993184), (7, 2853248), (8, 2496592), (14, 1426624), (16, 1248296), (28, 713312), (32, 624148), (56, 356656), (64, 312074), (112, 178328), (128, 156037), (224, 89164), (448, 44582), (896, 22291)]