20196645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8363}}^1$

素因数の和:8401

約数の個数: 32

約数和(自身を含む): 38541312

約数和(自身を除く): 18344667

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8363, 25089, 41815, 58541, 125445, 175623, 192349, 292705, 577047, 878115, 961745, 1346443, 2885235, 4039329, 6732215, 20196645]

約数ペア:

[(1, 20196645), (3, 6732215), (5, 4039329), (7, 2885235), (15, 1346443), (21, 961745), (23, 878115), (35, 577047), (69, 292705), (105, 192349), (115, 175623), (161, 125445), (345, 58541), (483, 41815), (805, 25089), (2415, 8363)]