18036837

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2479

約数の個数: 40

約数和(自身を含む): 33175296

約数和(自身を除く): 15138459

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2447, 2457, 7341, 7371, 17129, 22023, 31811, 51387, 66069, 95433, 154161, 198207, 222677, 286299, 462483, 668031, 858897, 1387449, 2004093, 2576691, 6012279, 18036837]

約数ペア:

[(1, 18036837), (3, 6012279), (7, 2576691), (9, 2004093), (13, 1387449), (21, 858897), (27, 668031), (39, 462483), (63, 286299), (81, 222677), (91, 198207), (117, 154161), (189, 95433), (273, 66069), (351, 51387), (567, 31811), (819, 22023), (1053, 17129), (2447, 7371), (2457, 7341)]