20285035394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1\times {\mathrm{9883}}^1$

素因数の和:10874

約数の個数: 32

約数和(自身を含む): 33177029760

約数和(自身を除く): 12891994366

約数列:

[1, 2, 13, 26, 89, 178, 887, 1157, 1774, 2314, 9883, 11531, 19766, 23062, 78943, 128479, 157886, 256958, 879587, 1026259, 1759174, 2052518, 8766221, 11434631, 17532442, 22869262, 113960873, 227921746, 780193669, 1560387338, 10142517697, 20285035394]

約数ペア:

[(1, 20285035394), (2, 10142517697), (13, 1560387338), (26, 780193669), (89, 227921746), (178, 113960873), (887, 22869262), (1157, 17532442), (1774, 11434631), (2314, 8766221), (9883, 2052518), (11531, 1759174), (19766, 1026259), (23062, 879587), (78943, 256958), (128479, 157886)]