18456984

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 63829920

約数和(自身を除く): 45372936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 182, 189, 216, 234, 252, 273, 312, 313, 324, 351, 364, 378, 468, 504, 546, 567, 626, 648, 702, 728, 756, 819, 936, 939, 1053, 1092, 1134, 1252, 1404, 1512, 1638, 1878, 2106, 2184, 2191, 2268, 2457, 2504, 2808, 2817, 3276, 3756, 4069, 4212, 4382, 4536, 4914, 5634, 6552, 6573, 7371, 7512, 8138, 8424, 8451, 8764, 9828, 11268, 12207, 13146, 14742, 16276, 16902, 17528, 19656, 19719, 22536, 24414, 25353, 26292, 28483, 29484, 32552, 33804, 36621, 39438, 48828, 50706, 52584, 56966, 58968, 59157, 67608, 73242, 78876, 85449, 97656, 101412, 109863, 113932, 118314, 146484, 157752, 170898, 177471, 202824, 219726, 227864, 236628, 256347, 292968, 329589, 341796, 354942, 439452, 473256, 512694, 659178, 683592, 709884, 769041, 878904, 1025388, 1318356, 1419768, 1538082, 2050776, 2307123, 2636712, 3076164, 4614246, 6152328, 9228492, 18456984]

約数ペア:

[(1, 18456984), (2, 9228492), (3, 6152328), (4, 4614246), (6, 3076164), (7, 2636712), (8, 2307123), (9, 2050776), (12, 1538082), (13, 1419768), (14, 1318356), (18, 1025388), (21, 878904), (24, 769041), (26, 709884), (27, 683592), (28, 659178), (36, 512694), (39, 473256), (42, 439452), (52, 354942), (54, 341796), (56, 329589), (63, 292968), (72, 256347), (78, 236628), (81, 227864), (84, 219726), (91, 202824), (104, 177471), (108, 170898), (117, 157752), (126, 146484), (156, 118314), (162, 113932), (168, 109863), (182, 101412), (189, 97656), (216, 85449), (234, 78876), (252, 73242), (273, 67608), (312, 59157), (313, 58968), (324, 56966), (351, 52584), (364, 50706), (378, 48828), (468, 39438), (504, 36621), (546, 33804), (567, 32552), (626, 29484), (648, 28483), (702, 26292), (728, 25353), (756, 24414), (819, 22536), (936, 19719), (939, 19656), (1053, 17528), (1092, 16902), (1134, 16276), (1252, 14742), (1404, 13146), (1512, 12207), (1638, 11268), (1878, 9828), (2106, 8764), (2184, 8451), (2191, 8424), (2268, 8138), (2457, 7512), (2504, 7371), (2808, 6573), (2817, 6552), (3276, 5634), (3756, 4914), (4069, 4536), (4212, 4382)]