18387798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:797

約数の個数: 64

約数和(自身を含む): 44755200

約数和(自身を除く): 26367402

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 87, 143, 174, 286, 319, 377, 429, 638, 739, 754, 858, 957, 1131, 1478, 1914, 2217, 2262, 4147, 4434, 8129, 8294, 9607, 12441, 16258, 19214, 21431, 24387, 24882, 28821, 42862, 48774, 57642, 64293, 105677, 128586, 211354, 235741, 278603, 317031, 471482, 557206, 634062, 707223, 835809, 1414446, 1671618, 3064633, 6129266, 9193899, 18387798]

約数ペア:

[(1, 18387798), (2, 9193899), (3, 6129266), (6, 3064633), (11, 1671618), (13, 1414446), (22, 835809), (26, 707223), (29, 634062), (33, 557206), (39, 471482), (58, 317031), (66, 278603), (78, 235741), (87, 211354), (143, 128586), (174, 105677), (286, 64293), (319, 57642), (377, 48774), (429, 42862), (638, 28821), (739, 24882), (754, 24387), (858, 21431), (957, 19214), (1131, 16258), (1478, 12441), (1914, 9607), (2217, 8294), (2262, 8129), (4147, 4434)]