19751312

素因数分解:

$2^4\times 7^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 46128000

約数和(自身を除く): 26376688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 59, 61, 98, 112, 118, 122, 196, 236, 244, 343, 392, 413, 427, 472, 488, 686, 784, 826, 854, 944, 976, 1372, 1652, 1708, 2744, 2891, 2989, 3304, 3416, 3599, 5488, 5782, 5978, 6608, 6832, 7198, 11564, 11956, 14396, 20237, 20923, 23128, 23912, 25193, 28792, 40474, 41846, 46256, 47824, 50386, 57584, 80948, 83692, 100772, 161896, 167384, 176351, 201544, 323792, 334768, 352702, 403088, 705404, 1234457, 1410808, 2468914, 2821616, 4937828, 9875656, 19751312]

約数ペア:

[(1, 19751312), (2, 9875656), (4, 4937828), (7, 2821616), (8, 2468914), (14, 1410808), (16, 1234457), (28, 705404), (49, 403088), (56, 352702), (59, 334768), (61, 323792), (98, 201544), (112, 176351), (118, 167384), (122, 161896), (196, 100772), (236, 83692), (244, 80948), (343, 57584), (392, 50386), (413, 47824), (427, 46256), (472, 41846), (488, 40474), (686, 28792), (784, 25193), (826, 23912), (854, 23128), (944, 20923), (976, 20237), (1372, 14396), (1652, 11956), (1708, 11564), (2744, 7198), (2891, 6832), (2989, 6608), (3304, 5978), (3416, 5782), (3599, 5488)]