20163665691

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2497667}}^1$

素因数の和:2497712

約数の個数: 32

約数和(自身を含む): 33568657920

約数和(自身を除く): 13404992229

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 8073, 2497667, 7493001, 22479003, 32469671, 57446341, 67437009, 97409013, 172339023, 292227039, 517017069, 746802433, 876681117, 1551051207, 2240407299, 6721221897, 20163665691]

約数ペア:

[(1, 20163665691), (3, 6721221897), (9, 2240407299), (13, 1551051207), (23, 876681117), (27, 746802433), (39, 517017069), (69, 292227039), (117, 172339023), (207, 97409013), (299, 67437009), (351, 57446341), (621, 32469671), (897, 22479003), (2691, 7493001), (8073, 2497667)]