20227712987

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 21924000000

約数和(自身を除く): 1696287013

約数列:

[1, 19, 59, 149, 347, 349, 1121, 2831, 6593, 6631, 8791, 20473, 20591, 51703, 52001, 121103, 167029, 388987, 391229, 982357, 988019, 2300957, 3050477, 3068059, 7145077, 18044347, 57959063, 58293121, 135756463, 342842593, 1064616473, 20227712987]

約数ペア:

[(1, 20227712987), (19, 1064616473), (59, 342842593), (149, 135756463), (347, 58293121), (349, 57959063), (1121, 18044347), (2831, 7145077), (6593, 3068059), (6631, 3050477), (8791, 2300957), (20473, 988019), (20591, 982357), (51703, 391229), (52001, 388987), (121103, 167029)]