20128588

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1597}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 37048032

約数和(自身を除く): 16919444

約数列:

[1, 2, 4, 23, 46, 92, 137, 274, 548, 1597, 3151, 3194, 6302, 6388, 12604, 36731, 73462, 146924, 218789, 437578, 875156, 5032147, 10064294, 20128588]

約数ペア:

[(1, 20128588), (2, 10064294), (4, 5032147), (23, 875156), (46, 437578), (92, 218789), (137, 146924), (274, 73462), (548, 36731), (1597, 12604), (3151, 6388), (3194, 6302)]