18616983

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 12735849

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 231, 249, 581, 913, 971, 1743, 2739, 2913, 6391, 6797, 10681, 19173, 20391, 32043, 74767, 80593, 224301, 241779, 564151, 886523, 1692453, 2659569, 6205661, 18616983]

約数ペア:

[(1, 18616983), (3, 6205661), (7, 2659569), (11, 1692453), (21, 886523), (33, 564151), (77, 241779), (83, 224301), (231, 80593), (249, 74767), (581, 32043), (913, 20391), (971, 19173), (1743, 10681), (2739, 6797), (2913, 6391)]