208030354

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 402739200

約数和(自身を除く): 194708846

約数列:

[1, 2, 7, 14, 19, 23, 37, 38, 46, 74, 133, 161, 259, 266, 322, 437, 518, 703, 851, 874, 919, 1406, 1702, 1838, 3059, 4921, 5957, 6118, 6433, 9842, 11914, 12866, 16169, 17461, 21137, 32338, 34003, 34922, 42274, 68006, 113183, 122227, 147959, 226366, 238021, 244454, 295918, 401603, 476042, 646057, 782069, 803206, 1292114, 1564138, 2811221, 4522399, 5474483, 5622442, 9044798, 10948966, 14859311, 29718622, 104015177, 208030354]

約数ペア:

[(1, 208030354), (2, 104015177), (7, 29718622), (14, 14859311), (19, 10948966), (23, 9044798), (37, 5622442), (38, 5474483), (46, 4522399), (74, 2811221), (133, 1564138), (161, 1292114), (259, 803206), (266, 782069), (322, 646057), (437, 476042), (518, 401603), (703, 295918), (851, 244454), (874, 238021), (919, 226366), (1406, 147959), (1702, 122227), (1838, 113183), (3059, 68006), (4921, 42274), (5957, 34922), (6118, 34003), (6433, 32338), (9842, 21137), (11914, 17461), (12866, 16169)]