1920007778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 3400639200

約数和(自身を除く): 1480631422

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 101, 202, 221, 442, 533, 697, 1049, 1066, 1313, 1394, 1717, 2098, 2626, 3434, 4141, 8282, 9061, 13637, 17833, 18122, 22321, 27274, 35666, 43009, 44642, 53833, 70397, 86018, 105949, 107666, 140794, 211898, 231829, 463658, 559117, 731153, 915161, 1118234, 1377337, 1462306, 1801133, 1830322, 2754674, 3602266, 4343909, 8687818, 9504989, 19009978, 23414729, 46829458, 56470817, 73846453, 112941634, 147692906, 960003889, 1920007778]

約数ペア:

[(1, 1920007778), (2, 960003889), (13, 147692906), (17, 112941634), (26, 73846453), (34, 56470817), (41, 46829458), (82, 23414729), (101, 19009978), (202, 9504989), (221, 8687818), (442, 4343909), (533, 3602266), (697, 2754674), (1049, 1830322), (1066, 1801133), (1313, 1462306), (1394, 1377337), (1717, 1118234), (2098, 915161), (2626, 731153), (3434, 559117), (4141, 463658), (8282, 231829), (9061, 211898), (13637, 140794), (17833, 107666), (18122, 105949), (22321, 86018), (27274, 70397), (35666, 53833), (43009, 44642)]