19471647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 30336768

約数和(自身を除く): 10865121

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 559, 663, 683, 731, 1677, 2049, 2193, 8879, 9503, 11611, 26637, 28509, 29369, 34833, 88107, 150943, 381797, 452829, 499273, 1145391, 1497819, 6490549, 19471647]

約数ペア:

[(1, 19471647), (3, 6490549), (13, 1497819), (17, 1145391), (39, 499273), (43, 452829), (51, 381797), (129, 150943), (221, 88107), (559, 34833), (663, 29369), (683, 28509), (731, 26637), (1677, 11611), (2049, 9503), (2193, 8879)]