19214756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7159}}^1$

素因数の和:7235

約数の個数: 24

約数和(自身を含む): 37289280

約数和(自身を除く): 18074524

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7159, 14318, 28636, 78749, 157498, 314996, 436699, 873398, 1746796, 4803689, 9607378, 19214756]

約数ペア:

[(1, 19214756), (2, 9607378), (4, 4803689), (11, 1746796), (22, 873398), (44, 436699), (61, 314996), (122, 157498), (244, 78749), (671, 28636), (1342, 14318), (2684, 7159)]