20183454748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1\times {\mathrm{7229}}^1$

素因数の和:9430

約数の個数: 48

約数和(自身を含む): 39390775200

約数和(自身を除く): 19207320452

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 2161, 4322, 7229, 8644, 14458, 28916, 36737, 41059, 73474, 82118, 122893, 137351, 146948, 164236, 245786, 274702, 491572, 549404, 698003, 1396006, 2334967, 2792012, 4669934, 9339868, 15621869, 31243738, 62487476, 265571773, 296815511, 531143546, 593631022, 1062287092, 1187262044, 5045863687, 10091727374, 20183454748]

約数ペア:

[(1, 20183454748), (2, 10091727374), (4, 5045863687), (17, 1187262044), (19, 1062287092), (34, 593631022), (38, 531143546), (68, 296815511), (76, 265571773), (323, 62487476), (646, 31243738), (1292, 15621869), (2161, 9339868), (4322, 4669934), (7229, 2792012), (8644, 2334967), (14458, 1396006), (28916, 698003), (36737, 549404), (41059, 491572), (73474, 274702), (82118, 245786), (122893, 164236), (137351, 146948)]