64531638

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{9931}}^1$

素因数の和:9977

約数の個数: 36

約数和(自身を含む): 147579588

約数和(自身を除く): 83047950

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 6498, 9931, 19862, 29793, 59586, 89379, 178758, 188689, 377378, 566067, 1132134, 1698201, 3396402, 3585091, 7170182, 10755273, 21510546, 32265819, 64531638]

約数ペア:

[(1, 64531638), (2, 32265819), (3, 21510546), (6, 10755273), (9, 7170182), (18, 3585091), (19, 3396402), (38, 1698201), (57, 1132134), (114, 566067), (171, 377378), (342, 188689), (361, 178758), (722, 89379), (1083, 59586), (2166, 29793), (3249, 19862), (6498, 9931)]