18126556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 38840256

約数和(自身を除く): 20713700

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 113, 119, 226, 238, 337, 452, 476, 674, 791, 1348, 1582, 1921, 2359, 3164, 3842, 4718, 5729, 7684, 9436, 11458, 13447, 22916, 26894, 38081, 40103, 53788, 76162, 80206, 152324, 160412, 266567, 533134, 647377, 1066268, 1294754, 2589508, 4531639, 9063278, 18126556]

約数ペア:

[(1, 18126556), (2, 9063278), (4, 4531639), (7, 2589508), (14, 1294754), (17, 1066268), (28, 647377), (34, 533134), (68, 266567), (113, 160412), (119, 152324), (226, 80206), (238, 76162), (337, 53788), (452, 40103), (476, 38081), (674, 26894), (791, 22916), (1348, 13447), (1582, 11458), (1921, 9436), (2359, 7684), (3164, 5729), (3842, 4718)]