20148723

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6271}}^1$

素因数の和:6304

約数の個数: 32

約数和(自身を含む): 36126720

約数和(自身を除く): 15977997

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6271, 18813, 43897, 56439, 106607, 131691, 169317, 319821, 395073, 746249, 959463, 1185219, 2238747, 2878389, 6716241, 20148723]

約数ペア:

[(1, 20148723), (3, 6716241), (7, 2878389), (9, 2238747), (17, 1185219), (21, 959463), (27, 746249), (51, 395073), (63, 319821), (119, 169317), (153, 131691), (189, 106607), (357, 56439), (459, 43897), (1071, 18813), (3213, 6271)]