18043311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 28562688

約数和(自身を除く): 10519377

約数列:

[1, 3, 11, 13, 33, 39, 137, 143, 307, 411, 429, 921, 1507, 1781, 3377, 3991, 4521, 5343, 10131, 11973, 19591, 42059, 43901, 58773, 126177, 131703, 462649, 546767, 1387947, 1640301, 6014437, 18043311]

約数ペア:

[(1, 18043311), (3, 6014437), (11, 1640301), (13, 1387947), (33, 546767), (39, 462649), (137, 131703), (143, 126177), (307, 58773), (411, 43901), (429, 42059), (921, 19591), (1507, 11973), (1781, 10131), (3377, 5343), (3991, 4521)]