19754548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{6701}}^1$

素因数の和:6783

約数の個数: 24

約数和(自身を含む): 38281824

約数和(自身を除く): 18527276

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 6701, 13402, 26804, 73711, 147422, 294844, 448967, 897934, 1795868, 4938637, 9877274, 19754548]

約数ペア:

[(1, 19754548), (2, 9877274), (4, 4938637), (11, 1795868), (22, 897934), (44, 448967), (67, 294844), (134, 147422), (268, 73711), (737, 26804), (1474, 13402), (2948, 6701)]