18720702

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1078

約数の個数: 96

約数和(自身を含む): 54512640

約数和(自身を除く): 35791938

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1039, 1287, 1386, 1638, 2002, 2078, 2574, 3003, 3117, 6006, 6234, 7273, 9009, 9351, 11429, 13507, 14546, 18018, 18702, 21819, 22858, 27014, 34287, 40521, 43638, 65457, 68574, 80003, 81042, 94549, 102861, 121563, 130914, 148577, 160006, 189098, 205722, 240009, 243126, 283647, 297154, 445731, 480018, 567294, 720027, 850941, 891462, 1040039, 1337193, 1440054, 1701882, 2080078, 2674386, 3120117, 6240234, 9360351, 18720702]

約数ペア:

[(1, 18720702), (2, 9360351), (3, 6240234), (6, 3120117), (7, 2674386), (9, 2080078), (11, 1701882), (13, 1440054), (14, 1337193), (18, 1040039), (21, 891462), (22, 850941), (26, 720027), (33, 567294), (39, 480018), (42, 445731), (63, 297154), (66, 283647), (77, 243126), (78, 240009), (91, 205722), (99, 189098), (117, 160006), (126, 148577), (143, 130914), (154, 121563), (182, 102861), (198, 94549), (231, 81042), (234, 80003), (273, 68574), (286, 65457), (429, 43638), (462, 40521), (546, 34287), (693, 27014), (819, 22858), (858, 21819), (1001, 18702), (1039, 18018), (1287, 14546), (1386, 13507), (1638, 11429), (2002, 9351), (2078, 9009), (2574, 7273), (3003, 6234), (3117, 6006)]