20620864

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1723}}^1$

素因数の和:1763

約数の個数: 56

約数和(自身を含む): 47292768

約数和(自身を除く): 26671904

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 1723, 2992, 3446, 5984, 6892, 11968, 13784, 18953, 27568, 29291, 37906, 55136, 58582, 75812, 110272, 117164, 151624, 234328, 303248, 322201, 468656, 606496, 644402, 937312, 1212992, 1288804, 1874624, 2577608, 5155216, 10310432, 20620864]

約数ペア:

[(1, 20620864), (2, 10310432), (4, 5155216), (8, 2577608), (11, 1874624), (16, 1288804), (17, 1212992), (22, 937312), (32, 644402), (34, 606496), (44, 468656), (64, 322201), (68, 303248), (88, 234328), (136, 151624), (176, 117164), (187, 110272), (272, 75812), (352, 58582), (374, 55136), (544, 37906), (704, 29291), (748, 27568), (1088, 18953), (1496, 13784), (1723, 11968), (2992, 6892), (3446, 5984)]