19484192

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6691}}^1$

素因数の和:6721

約数の個数: 48

約数和(自身を含む): 47218752

約数和(自身を除く): 27734560

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6691, 13382, 26764, 46837, 53528, 86983, 93674, 107056, 173966, 187348, 214112, 347932, 374696, 608881, 695864, 749392, 1217762, 1391728, 1498784, 2435524, 2783456, 4871048, 9742096, 19484192]

約数ペア:

[(1, 19484192), (2, 9742096), (4, 4871048), (7, 2783456), (8, 2435524), (13, 1498784), (14, 1391728), (16, 1217762), (26, 749392), (28, 695864), (32, 608881), (52, 374696), (56, 347932), (91, 214112), (104, 187348), (112, 173966), (182, 107056), (208, 93674), (224, 86983), (364, 53528), (416, 46837), (728, 26764), (1456, 13382), (2912, 6691)]