19764536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2843}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 40953600

約数和(自身を除く): 21189064

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 2843, 3476, 5686, 6952, 11372, 22744, 31273, 62546, 125092, 224597, 250184, 449194, 898388, 1796776, 2470567, 4941134, 9882268, 19764536]

約数ペア:

[(1, 19764536), (2, 9882268), (4, 4941134), (8, 2470567), (11, 1796776), (22, 898388), (44, 449194), (79, 250184), (88, 224597), (158, 125092), (316, 62546), (632, 31273), (869, 22744), (1738, 11372), (2843, 6952), (3476, 5686)]