20723742017

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{478531}}^1$

素因数の和:478700

約数の個数: 16

約数和(自身を含む): 23520804864

約数和(自身を除く): 2797062847

約数列:

[1, 11, 31, 127, 341, 1397, 3937, 43307, 478531, 5263841, 14834461, 60773437, 163179071, 668507807, 1883976547, 20723742017]

約数ペア:

[(1, 20723742017), (11, 1883976547), (31, 668507807), (127, 163179071), (341, 60773437), (1397, 14834461), (3937, 5263841), (43307, 478531)]