81855002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 133358400

約数和(自身を除く): 51503398

約数列:

[1, 2, 19, 38, 53, 97, 106, 194, 419, 838, 1007, 1843, 2014, 3686, 5141, 7961, 10282, 15922, 22207, 40643, 44414, 81286, 97679, 195358, 421933, 772217, 843866, 1544434, 2154079, 4308158, 40927501, 81855002]

約数ペア:

[(1, 81855002), (2, 40927501), (19, 4308158), (38, 2154079), (53, 1544434), (97, 843866), (106, 772217), (194, 421933), (419, 195358), (838, 97679), (1007, 81286), (1843, 44414), (2014, 40643), (3686, 22207), (5141, 15922), (7961, 10282)]