20136487865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{20369}}^1$

素因数の和:20681

約数の個数: 32

約数和(自身を含む): 26528584320

約数和(自身を除く): 6392096455

約数列:

[1, 5, 13, 65, 67, 227, 335, 871, 1135, 2951, 4355, 14755, 15209, 20369, 76045, 101845, 197717, 264797, 988585, 1323985, 1364723, 4623763, 6823615, 17741399, 23118815, 60108919, 88706995, 300544595, 309792121, 1548960605, 4027297573, 20136487865]

約数ペア:

[(1, 20136487865), (5, 4027297573), (13, 1548960605), (65, 309792121), (67, 300544595), (227, 88706995), (335, 60108919), (871, 23118815), (1135, 17741399), (2951, 6823615), (4355, 4623763), (14755, 1364723), (15209, 1323985), (20369, 988585), (76045, 264797), (101845, 197717)]