1878256436

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^2\times {\mathrm{1901}}^1$

素因数の和:2061

約数の個数: 54

約数和(自身を含む): 3880245474

約数和(自身を除く): 2001989038

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1901, 1988, 3479, 3802, 5041, 6958, 7604, 10082, 13307, 13916, 20164, 26614, 35287, 53228, 70574, 93149, 134971, 141148, 186298, 247009, 269942, 372596, 494018, 539884, 944797, 988036, 1889594, 3779188, 6613579, 9582941, 13227158, 19165882, 26454316, 38331764, 67080587, 134161174, 268322348, 469564109, 939128218, 1878256436]

約数ペア:

[(1, 1878256436), (2, 939128218), (4, 469564109), (7, 268322348), (14, 134161174), (28, 67080587), (49, 38331764), (71, 26454316), (98, 19165882), (142, 13227158), (196, 9582941), (284, 6613579), (497, 3779188), (994, 1889594), (1901, 988036), (1988, 944797), (3479, 539884), (3802, 494018), (5041, 372596), (6958, 269942), (7604, 247009), (10082, 186298), (13307, 141148), (13916, 134971), (20164, 93149), (26614, 70574), (35287, 53228)]