18512284

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 20098148

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 107, 148, 167, 214, 259, 334, 428, 518, 668, 749, 1036, 1169, 1498, 2338, 2996, 3959, 4676, 6179, 7918, 12358, 15836, 17869, 24716, 27713, 35738, 43253, 55426, 71476, 86506, 110852, 125083, 173012, 250166, 500332, 661153, 1322306, 2644612, 4628071, 9256142, 18512284]

約数ペア:

[(1, 18512284), (2, 9256142), (4, 4628071), (7, 2644612), (14, 1322306), (28, 661153), (37, 500332), (74, 250166), (107, 173012), (148, 125083), (167, 110852), (214, 86506), (259, 71476), (334, 55426), (428, 43253), (518, 35738), (668, 27713), (749, 24716), (1036, 17869), (1169, 15836), (1498, 12358), (2338, 7918), (2996, 6179), (3959, 4676)]