988465918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1231}}^1$

素因数の和:1393

約数の個数: 64

約数和(自身を含む): 1820206080

約数和(自身を除く): 831740162

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 113, 187, 209, 226, 323, 374, 418, 646, 1231, 1243, 1921, 2147, 2462, 2486, 3553, 3842, 4294, 7106, 13541, 20927, 21131, 23389, 23617, 27082, 36499, 41854, 42262, 46778, 47234, 72998, 139103, 230197, 257279, 278206, 397613, 401489, 460394, 514558, 795226, 802978, 1530133, 2364751, 2642957, 3060266, 4373743, 4729502, 5285914, 8747486, 26012261, 29072527, 44930269, 52024522, 58145054, 89860538, 494232959, 988465918]

約数ペア:

[(1, 988465918), (2, 494232959), (11, 89860538), (17, 58145054), (19, 52024522), (22, 44930269), (34, 29072527), (38, 26012261), (113, 8747486), (187, 5285914), (209, 4729502), (226, 4373743), (323, 3060266), (374, 2642957), (418, 2364751), (646, 1530133), (1231, 802978), (1243, 795226), (1921, 514558), (2147, 460394), (2462, 401489), (2486, 397613), (3553, 278206), (3842, 257279), (4294, 230197), (7106, 139103), (13541, 72998), (20927, 47234), (21131, 46778), (23389, 42262), (23617, 41854), (27082, 36499)]