20688314115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197031563}}^1$

素因数の和:197031578

約数の個数: 16

約数和(自身を含む): 37830060288

約数和(自身を除く): 17141746173

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197031563, 591094689, 985157815, 1379220941, 2955473445, 4137662823, 6896104705, 20688314115]

約数ペア:

[(1, 20688314115), (3, 6896104705), (5, 4137662823), (7, 2955473445), (15, 1379220941), (21, 985157815), (35, 591094689), (105, 197031563)]