19827896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{769}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 40748400

約数和(自身を除く): 20920504

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 293, 586, 769, 1172, 1538, 2344, 3076, 3223, 6152, 6446, 8459, 12892, 16918, 25784, 33836, 67672, 225317, 450634, 901268, 1802536, 2478487, 4956974, 9913948, 19827896]

約数ペア:

[(1, 19827896), (2, 9913948), (4, 4956974), (8, 2478487), (11, 1802536), (22, 901268), (44, 450634), (88, 225317), (293, 67672), (586, 33836), (769, 25784), (1172, 16918), (1538, 12892), (2344, 8459), (3076, 6446), (3223, 6152)]