19932759

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{587}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 16758441

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 587, 693, 1029, 1617, 1761, 3087, 3773, 4109, 4851, 5283, 6457, 11319, 12327, 19371, 28763, 33957, 36981, 45199, 58113, 86289, 135597, 201341, 258867, 316393, 406791, 604023, 949179, 1812069, 2214751, 2847537, 6644253, 19932759]

約数ペア:

[(1, 19932759), (3, 6644253), (7, 2847537), (9, 2214751), (11, 1812069), (21, 949179), (33, 604023), (49, 406791), (63, 316393), (77, 258867), (99, 201341), (147, 135597), (231, 86289), (343, 58113), (441, 45199), (539, 36981), (587, 33957), (693, 28763), (1029, 19371), (1617, 12327), (1761, 11319), (3087, 6457), (3773, 5283), (4109, 4851)]