19927264

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5233}}^1$

素因数の和:5267

約数の個数: 48

約数和(自身を含む): 47482848

約数和(自身を除く): 27555584

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5233, 10466, 20932, 36631, 41864, 73262, 83728, 88961, 146524, 167456, 177922, 293048, 355844, 586096, 622727, 711688, 1172192, 1245454, 1423376, 2490908, 2846752, 4981816, 9963632, 19927264]

約数ペア:

[(1, 19927264), (2, 9963632), (4, 4981816), (7, 2846752), (8, 2490908), (14, 1423376), (16, 1245454), (17, 1172192), (28, 711688), (32, 622727), (34, 586096), (56, 355844), (68, 293048), (112, 177922), (119, 167456), (136, 146524), (224, 88961), (238, 83728), (272, 73262), (476, 41864), (544, 36631), (952, 20932), (1904, 10466), (3808, 5233)]