39686444

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19963}}^1$

素因数の和:20045

約数の個数: 24

約数和(自身を含む): 80494848

約数和(自身を除く): 40808404

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 19963, 39926, 79852, 139741, 279482, 558964, 1417373, 2834746, 5669492, 9921611, 19843222, 39686444]

約数ペア:

[(1, 39686444), (2, 19843222), (4, 9921611), (7, 5669492), (14, 2834746), (28, 1417373), (71, 558964), (142, 279482), (284, 139741), (497, 79852), (994, 39926), (1988, 19963)]