2019921293

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 2404180800

約数和(自身を除く): 384259507

約数列:

[1, 13, 19, 41, 67, 169, 229, 247, 533, 779, 871, 1273, 2747, 2977, 3211, 4351, 6929, 9389, 10127, 11323, 15343, 16549, 35711, 38701, 52193, 56563, 122057, 131651, 178391, 199459, 215137, 291517, 464243, 629063, 678509, 735319, 1586741, 2319083, 2592967, 3789721, 8177819, 8820617, 11952197, 30148079, 49266373, 106311647, 155378561, 2019921293]

約数ペア:

[(1, 2019921293), (13, 155378561), (19, 106311647), (41, 49266373), (67, 30148079), (169, 11952197), (229, 8820617), (247, 8177819), (533, 3789721), (779, 2592967), (871, 2319083), (1273, 1586741), (2747, 735319), (2977, 678509), (3211, 629063), (4351, 464243), (6929, 291517), (9389, 215137), (10127, 199459), (11323, 178391), (15343, 131651), (16549, 122057), (35711, 56563), (38701, 52193)]