20319754

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 17613302

約数列:

[1, 2, 7, 13, 14, 26, 91, 97, 182, 194, 679, 1151, 1261, 1358, 2302, 2522, 8057, 8827, 14963, 16114, 17654, 29926, 104741, 111647, 209482, 223294, 781529, 1451411, 1563058, 2902822, 10159877, 20319754]

約数ペア:

[(1, 20319754), (2, 10159877), (7, 2902822), (13, 1563058), (14, 1451411), (26, 781529), (91, 223294), (97, 209482), (182, 111647), (194, 104741), (679, 29926), (1151, 17654), (1261, 16114), (1358, 14963), (2302, 8827), (2522, 8057)]