18898924769

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 22360665600

約数和(自身を除く): 3461740831

約数列:

[1, 17, 19, 29, 71, 157, 181, 323, 493, 551, 1207, 1349, 2059, 2669, 2983, 3077, 3439, 4553, 5249, 9367, 11147, 12851, 22933, 28417, 35003, 39121, 50711, 58463, 77401, 86507, 89233, 99731, 189499, 211793, 218467, 244169, 323263, 372679, 483089, 539923, 665057, 824093, 1470619, 1695427, 2017607, 3600481, 4150873, 5495471, 6141997, 6335543, 7080901, 9178691, 14009581, 15657767, 34299319, 38334533, 58510603, 104413949, 120375317, 266182039, 651687061, 994680251, 1111701457, 18898924769]

約数ペア:

[(1, 18898924769), (17, 1111701457), (19, 994680251), (29, 651687061), (71, 266182039), (157, 120375317), (181, 104413949), (323, 58510603), (493, 38334533), (551, 34299319), (1207, 15657767), (1349, 14009581), (2059, 9178691), (2669, 7080901), (2983, 6335543), (3077, 6141997), (3439, 5495471), (4553, 4150873), (5249, 3600481), (9367, 2017607), (11147, 1695427), (12851, 1470619), (22933, 824093), (28417, 665057), (35003, 539923), (39121, 483089), (50711, 372679), (58463, 323263), (77401, 244169), (86507, 218467), (89233, 211793), (99731, 189499)]