18311455827

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1\times {\mathrm{7841}}^1$

素因数の和:9824

約数の個数: 48

約数和(自身を含む): 31839774720

約数和(自身を除く): 13528318893

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1951, 5853, 7841, 13657, 17559, 23523, 37069, 40971, 54887, 70569, 111207, 122913, 148979, 164661, 259483, 333621, 446937, 493983, 778449, 1042853, 1340811, 2335347, 3128559, 9385677, 15297791, 45893373, 107084537, 137680119, 290658029, 321253611, 871974087, 963760833, 2034606203, 2615922261, 6103818609, 18311455827]

約数ペア:

[(1, 18311455827), (3, 6103818609), (7, 2615922261), (9, 2034606203), (19, 963760833), (21, 871974087), (57, 321253611), (63, 290658029), (133, 137680119), (171, 107084537), (399, 45893373), (1197, 15297791), (1951, 9385677), (5853, 3128559), (7841, 2335347), (13657, 1340811), (17559, 1042853), (23523, 778449), (37069, 493983), (40971, 446937), (54887, 333621), (70569, 259483), (111207, 164661), (122913, 148979)]