18532885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 28598400

約数和(自身を除く): 10065515

約数列:

[1, 5, 7, 19, 29, 31, 35, 95, 133, 145, 155, 203, 217, 551, 589, 665, 899, 961, 1015, 1085, 2755, 2945, 3857, 4123, 4495, 4805, 6293, 6727, 17081, 18259, 19285, 20615, 27869, 31465, 33635, 85405, 91295, 119567, 127813, 139345, 195083, 529511, 597835, 639065, 975415, 2647555, 3706577, 18532885]

約数ペア:

[(1, 18532885), (5, 3706577), (7, 2647555), (19, 975415), (29, 639065), (31, 597835), (35, 529511), (95, 195083), (133, 139345), (145, 127813), (155, 119567), (203, 91295), (217, 85405), (551, 33635), (589, 31465), (665, 27869), (899, 20615), (961, 19285), (1015, 18259), (1085, 17081), (2755, 6727), (2945, 6293), (3857, 4805), (4123, 4495)]