18142719

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^3$

素因数の和:132

約数の個数: 32

約数和(自身を含む): 29552640

約数和(自身を除く): 11409921

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 961, 2697, 2883, 6293, 6727, 18879, 20181, 27869, 29791, 83607, 89373, 195083, 208537, 585249, 625611, 863939, 2591817, 6047573, 18142719]

約数ペア:

[(1, 18142719), (3, 6047573), (7, 2591817), (21, 863939), (29, 625611), (31, 585249), (87, 208537), (93, 195083), (203, 89373), (217, 83607), (609, 29791), (651, 27869), (899, 20181), (961, 18879), (2697, 6727), (2883, 6293)]