19860834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{971}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 45536256

約数和(自身を除く): 25675422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487, 971, 974, 1461, 1942, 2913, 2922, 3409, 5826, 6797, 6818, 10227, 13594, 20391, 20454, 40782, 472877, 945754, 1418631, 2837262, 3310139, 6620278, 9930417, 19860834]

約数ペア:

[(1, 19860834), (2, 9930417), (3, 6620278), (6, 3310139), (7, 2837262), (14, 1418631), (21, 945754), (42, 472877), (487, 40782), (971, 20454), (974, 20391), (1461, 13594), (1942, 10227), (2913, 6818), (2922, 6797), (3409, 5826)]