20123343261

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1013}}^1\times {\mathrm{7333}}^1$

素因数の和:8402

約数の個数: 48

約数和(自身を含む): 34030229376

約数和(自身を除く): 13906886115

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1013, 2709, 3039, 7091, 7333, 9117, 21273, 21999, 43559, 51331, 63819, 65997, 130677, 153993, 304913, 315319, 392031, 461979, 914739, 945957, 2207233, 2744217, 2837871, 6621699, 7428329, 19865097, 22284987, 51998303, 66854961, 155994909, 319418147, 467984727, 958254441, 2235927029, 2874763323, 6707781087, 20123343261]

約数ペア:

[(1, 20123343261), (3, 6707781087), (7, 2874763323), (9, 2235927029), (21, 958254441), (43, 467984727), (63, 319418147), (129, 155994909), (301, 66854961), (387, 51998303), (903, 22284987), (1013, 19865097), (2709, 7428329), (3039, 6621699), (7091, 2837871), (7333, 2744217), (9117, 2207233), (21273, 945957), (21999, 914739), (43559, 461979), (51331, 392031), (63819, 315319), (65997, 304913), (130677, 153993)]