18073446

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 40711680

約数和(自身を除く): 22638234

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 61, 69, 113, 114, 122, 138, 183, 226, 339, 366, 437, 678, 874, 1159, 1311, 1403, 2147, 2318, 2599, 2622, 2806, 3477, 4209, 4294, 5198, 6441, 6893, 6954, 7797, 8418, 12882, 13786, 15594, 20679, 26657, 41358, 49381, 53314, 79971, 98762, 130967, 148143, 158539, 159942, 261934, 296286, 317078, 392901, 475617, 785802, 951234, 3012241, 6024482, 9036723, 18073446]

約数ペア:

[(1, 18073446), (2, 9036723), (3, 6024482), (6, 3012241), (19, 951234), (23, 785802), (38, 475617), (46, 392901), (57, 317078), (61, 296286), (69, 261934), (113, 159942), (114, 158539), (122, 148143), (138, 130967), (183, 98762), (226, 79971), (339, 53314), (366, 49381), (437, 41358), (678, 26657), (874, 20679), (1159, 15594), (1311, 13786), (1403, 12882), (2147, 8418), (2318, 7797), (2599, 6954), (2622, 6893), (2806, 6441), (3477, 5198), (4209, 4294)]