18443194

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 37158912

約数和(自身を除く): 18715718

約数列:

[1, 2, 7, 11, 14, 22, 23, 41, 46, 77, 82, 127, 154, 161, 253, 254, 287, 322, 451, 506, 574, 889, 902, 943, 1397, 1771, 1778, 1886, 2794, 2921, 3157, 3542, 5207, 5842, 6314, 6601, 9779, 10373, 10414, 13202, 19558, 20447, 20746, 32131, 36449, 40894, 57277, 64262, 72611, 72898, 114554, 119761, 145222, 224917, 239522, 400939, 449834, 801878, 838327, 1317371, 1676654, 2634742, 9221597, 18443194]

約数ペア:

[(1, 18443194), (2, 9221597), (7, 2634742), (11, 1676654), (14, 1317371), (22, 838327), (23, 801878), (41, 449834), (46, 400939), (77, 239522), (82, 224917), (127, 145222), (154, 119761), (161, 114554), (253, 72898), (254, 72611), (287, 64262), (322, 57277), (451, 40894), (506, 36449), (574, 32131), (889, 20746), (902, 20447), (943, 19558), (1397, 13202), (1771, 10414), (1778, 10373), (1886, 9779), (2794, 6601), (2921, 6314), (3157, 5842), (3542, 5207)]