17964518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2731}}^1$

素因数の和:2780

約数の個数: 32

約数和(自身を含む): 33046272

約数和(自身を除く): 15081754

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 2731, 3289, 5462, 6578, 30041, 35503, 60082, 62813, 71006, 125626, 390533, 690943, 781066, 816569, 1381886, 1633138, 8982259, 17964518]

約数ペア:

[(1, 17964518), (2, 8982259), (11, 1633138), (13, 1381886), (22, 816569), (23, 781066), (26, 690943), (46, 390533), (143, 125626), (253, 71006), (286, 62813), (299, 60082), (506, 35503), (598, 30041), (2731, 6578), (3289, 5462)]