20604511314

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{815891}}^1$

素因数の和:815983

約数の個数: 48

約数和(自身を含む): 47347844544

約数和(自身を除く): 26743333230

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 61, 69, 122, 138, 183, 207, 366, 414, 549, 1098, 1403, 2806, 4209, 8418, 12627, 25254, 815891, 1631782, 2447673, 4895346, 7343019, 14686038, 18765493, 37530986, 49769351, 56296479, 99538702, 112592958, 149308053, 168889437, 298616106, 337778874, 447924159, 895848318, 1144695073, 2289390146, 3434085219, 6868170438, 10302255657, 20604511314]

約数ペア:

[(1, 20604511314), (2, 10302255657), (3, 6868170438), (6, 3434085219), (9, 2289390146), (18, 1144695073), (23, 895848318), (46, 447924159), (61, 337778874), (69, 298616106), (122, 168889437), (138, 149308053), (183, 112592958), (207, 99538702), (366, 56296479), (414, 49769351), (549, 37530986), (1098, 18765493), (1403, 14686038), (2806, 7343019), (4209, 4895346), (8418, 2447673), (12627, 1631782), (25254, 815891)]