19974864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 47520816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 34, 39, 42, 48, 51, 52, 56, 68, 78, 84, 91, 102, 104, 112, 119, 136, 156, 168, 182, 204, 208, 221, 238, 269, 272, 273, 312, 336, 357, 364, 408, 442, 476, 538, 546, 624, 663, 714, 728, 807, 816, 884, 952, 1076, 1092, 1326, 1428, 1456, 1547, 1614, 1768, 1883, 1904, 2152, 2184, 2652, 2856, 3094, 3228, 3497, 3536, 3766, 4304, 4368, 4573, 4641, 5304, 5649, 5712, 6188, 6456, 6994, 7532, 9146, 9282, 10491, 10608, 11298, 12376, 12912, 13719, 13988, 15064, 18292, 18564, 20982, 22596, 24479, 24752, 27438, 27976, 30128, 32011, 36584, 37128, 41964, 45192, 48958, 54876, 55952, 59449, 64022, 73168, 73437, 74256, 83928, 90384, 96033, 97916, 109752, 118898, 128044, 146874, 167856, 178347, 192066, 195832, 219504, 237796, 256088, 293748, 356694, 384132, 391664, 416143, 475592, 512176, 587496, 713388, 768264, 832286, 951184, 1174992, 1248429, 1426776, 1536528, 1664572, 2496858, 2853552, 3329144, 4993716, 6658288, 9987432, 19974864]

約数ペア:

[(1, 19974864), (2, 9987432), (3, 6658288), (4, 4993716), (6, 3329144), (7, 2853552), (8, 2496858), (12, 1664572), (13, 1536528), (14, 1426776), (16, 1248429), (17, 1174992), (21, 951184), (24, 832286), (26, 768264), (28, 713388), (34, 587496), (39, 512176), (42, 475592), (48, 416143), (51, 391664), (52, 384132), (56, 356694), (68, 293748), (78, 256088), (84, 237796), (91, 219504), (102, 195832), (104, 192066), (112, 178347), (119, 167856), (136, 146874), (156, 128044), (168, 118898), (182, 109752), (204, 97916), (208, 96033), (221, 90384), (238, 83928), (269, 74256), (272, 73437), (273, 73168), (312, 64022), (336, 59449), (357, 55952), (364, 54876), (408, 48958), (442, 45192), (476, 41964), (538, 37128), (546, 36584), (624, 32011), (663, 30128), (714, 27976), (728, 27438), (807, 24752), (816, 24479), (884, 22596), (952, 20982), (1076, 18564), (1092, 18292), (1326, 15064), (1428, 13988), (1456, 13719), (1547, 12912), (1614, 12376), (1768, 11298), (1883, 10608), (1904, 10491), (2152, 9282), (2184, 9146), (2652, 7532), (2856, 6994), (3094, 6456), (3228, 6188), (3497, 5712), (3536, 5649), (3766, 5304), (4304, 4641), (4368, 4573)]