20717251404

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{142787}}^1$

素因数の和:143014

約数の個数: 48

約数和(自身を含む): 49224163968

約数和(自身を除く): 28506912564

約数列:

[1, 2, 3, 4, 6, 12, 107, 113, 214, 226, 321, 339, 428, 452, 642, 678, 1284, 1356, 12091, 24182, 36273, 48364, 72546, 142787, 145092, 285574, 428361, 571148, 856722, 1713444, 15278209, 16134931, 30556418, 32269862, 45834627, 48404793, 61112836, 64539724, 91669254, 96809586, 183338508, 193619172, 1726437617, 3452875234, 5179312851, 6905750468, 10358625702, 20717251404]

約数ペア:

[(1, 20717251404), (2, 10358625702), (3, 6905750468), (4, 5179312851), (6, 3452875234), (12, 1726437617), (107, 193619172), (113, 183338508), (214, 96809586), (226, 91669254), (321, 64539724), (339, 61112836), (428, 48404793), (452, 45834627), (642, 32269862), (678, 30556418), (1284, 16134931), (1356, 15278209), (12091, 1713444), (24182, 856722), (36273, 571148), (48364, 428361), (72546, 285574), (142787, 145092)]