18470361

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 31368960

約数和(自身を除く): 12898599

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2333, 2639, 6999, 7917, 16331, 30329, 48993, 67657, 90987, 202971, 212303, 473599, 636909, 879541, 1420797, 2638623, 6156787, 18470361]

約数ペア:

[(1, 18470361), (3, 6156787), (7, 2638623), (13, 1420797), (21, 879541), (29, 636909), (39, 473599), (87, 212303), (91, 202971), (203, 90987), (273, 67657), (377, 48993), (609, 30329), (1131, 16331), (2333, 7917), (2639, 6999)]