20751045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1847}}^1$

素因数の和:1969

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 17569083

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 321, 535, 749, 1605, 1847, 2247, 3745, 5541, 9235, 11235, 12929, 27705, 38787, 64645, 193935, 197629, 592887, 988145, 1383403, 2964435, 4150209, 6917015, 20751045]

約数ペア:

[(1, 20751045), (3, 6917015), (5, 4150209), (7, 2964435), (15, 1383403), (21, 988145), (35, 592887), (105, 197629), (107, 193935), (321, 64645), (535, 38787), (749, 27705), (1605, 12929), (1847, 11235), (2247, 9235), (3745, 5541)]