19934096

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13691}}^1$

素因数の和:13719

約数の個数: 40

約数和(自身を含む): 47538624

約数和(自身を除く): 27604528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13691, 27382, 54764, 95837, 109528, 177983, 191674, 219056, 355966, 383348, 711932, 766696, 1245881, 1423864, 1533392, 2491762, 2847728, 4983524, 9967048, 19934096]

約数ペア:

[(1, 19934096), (2, 9967048), (4, 4983524), (7, 2847728), (8, 2491762), (13, 1533392), (14, 1423864), (16, 1245881), (26, 766696), (28, 711932), (52, 383348), (56, 355966), (91, 219056), (104, 191674), (112, 177983), (182, 109528), (208, 95837), (364, 54764), (728, 27382), (1456, 13691)]