11561994

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 27648000

約数和(自身を除く): 16086006

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 59, 114, 118, 171, 177, 191, 342, 354, 382, 513, 531, 573, 1026, 1062, 1121, 1146, 1593, 1719, 2242, 3186, 3363, 3438, 3629, 5157, 6726, 7258, 10089, 10314, 10887, 11269, 20178, 21774, 22538, 30267, 32661, 33807, 60534, 65322, 67614, 97983, 101421, 195966, 202842, 214111, 304263, 428222, 608526, 642333, 1284666, 1926999, 3853998, 5780997, 11561994]

約数ペア:

[(1, 11561994), (2, 5780997), (3, 3853998), (6, 1926999), (9, 1284666), (18, 642333), (19, 608526), (27, 428222), (38, 304263), (54, 214111), (57, 202842), (59, 195966), (114, 101421), (118, 97983), (171, 67614), (177, 65322), (191, 60534), (342, 33807), (354, 32661), (382, 30267), (513, 22538), (531, 21774), (573, 20178), (1026, 11269), (1062, 10887), (1121, 10314), (1146, 10089), (1593, 7258), (1719, 6726), (2242, 5157), (3186, 3629), (3363, 3438)]