20123002371

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{2857}}^1$

素因数の和:3315

約数の個数: 32

約数和(自身を含む): 27524597760

約数和(自身を除く): 7401595389

約数列:

[1, 3, 79, 113, 237, 263, 339, 789, 2857, 8571, 8927, 20777, 26781, 29719, 62331, 89157, 225703, 322841, 677109, 751391, 968523, 2254173, 2347801, 7043403, 25504439, 59359889, 76513317, 84907183, 178079667, 254721549, 6707667457, 20123002371]

約数ペア:

[(1, 20123002371), (3, 6707667457), (79, 254721549), (113, 178079667), (237, 84907183), (263, 76513317), (339, 59359889), (789, 25504439), (2857, 7043403), (8571, 2347801), (8927, 2254173), (20777, 968523), (26781, 751391), (29719, 677109), (62331, 322841), (89157, 225703)]