20773668261

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{523}}^1\times {\mathrm{877}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 28737937408

約数和(自身を除く): 7964269147

約数列:

[1, 3, 31, 93, 487, 523, 877, 1461, 1569, 2631, 15097, 16213, 27187, 45291, 48639, 81561, 254701, 427099, 458671, 764103, 1281297, 1376013, 7895731, 13240069, 14218801, 23687193, 39720207, 42656403, 223372777, 670118331, 6924556087, 20773668261]

約数ペア:

[(1, 20773668261), (3, 6924556087), (31, 670118331), (93, 223372777), (487, 42656403), (523, 39720207), (877, 23687193), (1461, 14218801), (1569, 13240069), (2631, 7895731), (15097, 1376013), (16213, 1281297), (27187, 764103), (45291, 458671), (48639, 427099), (81561, 254701)]