18823233

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 13835967

約数列:

[1, 3, 11, 13, 17, 29, 33, 39, 51, 87, 89, 143, 187, 221, 267, 319, 377, 429, 493, 561, 663, 957, 979, 1131, 1157, 1479, 1513, 2431, 2581, 2937, 3471, 4147, 4539, 5423, 6409, 7293, 7743, 12441, 12727, 16269, 16643, 19227, 19669, 28391, 33553, 38181, 43877, 49929, 59007, 70499, 85173, 100659, 131631, 211497, 216359, 369083, 482647, 570401, 649077, 1107249, 1447941, 1711203, 6274411, 18823233]

約数ペア:

[(1, 18823233), (3, 6274411), (11, 1711203), (13, 1447941), (17, 1107249), (29, 649077), (33, 570401), (39, 482647), (51, 369083), (87, 216359), (89, 211497), (143, 131631), (187, 100659), (221, 85173), (267, 70499), (319, 59007), (377, 49929), (429, 43877), (493, 38181), (561, 33553), (663, 28391), (957, 19669), (979, 19227), (1131, 16643), (1157, 16269), (1479, 12727), (1513, 12441), (2431, 7743), (2581, 7293), (2937, 6409), (3471, 5423), (4147, 4539)]