20159265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5189}}^1$

素因数の和:5241

約数の個数: 32

約数和(自身を含む): 37866240

約数和(自身を除く): 17706975

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5189, 15567, 25945, 36323, 77835, 108969, 181615, 191993, 544845, 575979, 959965, 1343951, 2879895, 4031853, 6719755, 20159265]

約数ペア:

[(1, 20159265), (3, 6719755), (5, 4031853), (7, 2879895), (15, 1343951), (21, 959965), (35, 575979), (37, 544845), (105, 191993), (111, 181615), (185, 108969), (259, 77835), (555, 36323), (777, 25945), (1295, 15567), (3885, 5189)]