18016712

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 43092000

約数和(自身を除く): 25075288

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 49, 56, 59, 76, 82, 98, 118, 133, 152, 164, 196, 236, 266, 287, 328, 392, 413, 472, 532, 574, 779, 826, 931, 1064, 1121, 1148, 1558, 1652, 1862, 2009, 2242, 2296, 2419, 2891, 3116, 3304, 3724, 4018, 4484, 4838, 5453, 5782, 6232, 7448, 7847, 8036, 8968, 9676, 10906, 11564, 15694, 16072, 16933, 19352, 21812, 23128, 31388, 33866, 38171, 43624, 45961, 54929, 62776, 67732, 76342, 91922, 109858, 118531, 135464, 152684, 183844, 219716, 237062, 305368, 321727, 367688, 439432, 474124, 643454, 948248, 1286908, 2252089, 2573816, 4504178, 9008356, 18016712]

約数ペア:

[(1, 18016712), (2, 9008356), (4, 4504178), (7, 2573816), (8, 2252089), (14, 1286908), (19, 948248), (28, 643454), (38, 474124), (41, 439432), (49, 367688), (56, 321727), (59, 305368), (76, 237062), (82, 219716), (98, 183844), (118, 152684), (133, 135464), (152, 118531), (164, 109858), (196, 91922), (236, 76342), (266, 67732), (287, 62776), (328, 54929), (392, 45961), (413, 43624), (472, 38171), (532, 33866), (574, 31388), (779, 23128), (826, 21812), (931, 19352), (1064, 16933), (1121, 16072), (1148, 15694), (1558, 11564), (1652, 10906), (1862, 9676), (2009, 8968), (2242, 8036), (2296, 7847), (2419, 7448), (2891, 6232), (3116, 5782), (3304, 5453), (3724, 4838), (4018, 4484)]