18200988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{38891}}^1$

素因数の和:38914

約数の個数: 36

約数和(自身を含む): 49548408

約数和(自身を除く): 31347420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 38891, 77782, 116673, 155564, 233346, 350019, 466692, 505583, 700038, 1011166, 1400076, 1516749, 2022332, 3033498, 4550247, 6066996, 9100494, 18200988]

約数ペア:

[(1, 18200988), (2, 9100494), (3, 6066996), (4, 4550247), (6, 3033498), (9, 2022332), (12, 1516749), (13, 1400076), (18, 1011166), (26, 700038), (36, 505583), (39, 466692), (52, 350019), (78, 233346), (117, 155564), (156, 116673), (234, 77782), (468, 38891)]