20766763605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{4909}}^1\times {\mathrm{40289}}^1$

素因数の和:45213

約数の個数: 32

約数和(自身を含む): 37982188800

約数和(自身を除く): 17215425195

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 4909, 14727, 24545, 34363, 40289, 73635, 103089, 120867, 171815, 201445, 282023, 515445, 604335, 846069, 1410115, 4230345, 197778701, 593336103, 988893505, 1384450907, 2966680515, 4153352721, 6922254535, 20766763605]

約数ペア:

[(1, 20766763605), (3, 6922254535), (5, 4153352721), (7, 2966680515), (15, 1384450907), (21, 988893505), (35, 593336103), (105, 197778701), (4909, 4230345), (14727, 1410115), (24545, 846069), (34363, 604335), (40289, 515445), (73635, 282023), (103089, 201445), (120867, 171815)]