20227730817

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{977}}^1\times {\mathrm{1109}}^1$

素因数の和:2230

約数の個数: 48

約数和(自身を含む): 31681566720

約数和(自身を除く): 11453835903

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 977, 1109, 2667, 2931, 3327, 6223, 6839, 7763, 18669, 20517, 23289, 47873, 54341, 124079, 140843, 143619, 163023, 372237, 422529, 868553, 985901, 1083493, 2605659, 2957703, 3250479, 6079871, 6901307, 7584451, 18239613, 20703921, 22753353, 53091157, 137603611, 159273471, 412810833, 963225277, 2889675831, 6742576939, 20227730817]

約数ペア:

[(1, 20227730817), (3, 6742576939), (7, 2889675831), (21, 963225277), (49, 412810833), (127, 159273471), (147, 137603611), (381, 53091157), (889, 22753353), (977, 20703921), (1109, 18239613), (2667, 7584451), (2931, 6901307), (3327, 6079871), (6223, 3250479), (6839, 2957703), (7763, 2605659), (18669, 1083493), (20517, 985901), (23289, 868553), (47873, 422529), (54341, 372237), (124079, 163023), (140843, 143619)]