20473128

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 64108800

約数和(自身を除く): 43635672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 156, 184, 207, 216, 234, 276, 299, 312, 317, 351, 414, 468, 552, 598, 621, 634, 702, 828, 897, 936, 951, 1196, 1242, 1268, 1404, 1656, 1794, 1902, 2392, 2484, 2536, 2691, 2808, 2853, 3588, 3804, 4121, 4968, 5382, 5706, 7176, 7291, 7608, 8073, 8242, 8559, 10764, 11412, 12363, 14582, 16146, 16484, 17118, 21528, 21873, 22824, 24726, 29164, 32292, 32968, 34236, 37089, 43746, 49452, 58328, 64584, 65619, 68472, 74178, 87492, 94783, 98904, 111267, 131238, 148356, 174984, 189566, 196857, 222534, 262476, 284349, 296712, 379132, 393714, 445068, 524952, 568698, 758264, 787428, 853047, 890136, 1137396, 1574856, 1706094, 2274792, 2559141, 3412188, 5118282, 6824376, 10236564, 20473128]

約数ペア:

[(1, 20473128), (2, 10236564), (3, 6824376), (4, 5118282), (6, 3412188), (8, 2559141), (9, 2274792), (12, 1706094), (13, 1574856), (18, 1137396), (23, 890136), (24, 853047), (26, 787428), (27, 758264), (36, 568698), (39, 524952), (46, 445068), (52, 393714), (54, 379132), (69, 296712), (72, 284349), (78, 262476), (92, 222534), (104, 196857), (108, 189566), (117, 174984), (138, 148356), (156, 131238), (184, 111267), (207, 98904), (216, 94783), (234, 87492), (276, 74178), (299, 68472), (312, 65619), (317, 64584), (351, 58328), (414, 49452), (468, 43746), (552, 37089), (598, 34236), (621, 32968), (634, 32292), (702, 29164), (828, 24726), (897, 22824), (936, 21873), (951, 21528), (1196, 17118), (1242, 16484), (1268, 16146), (1404, 14582), (1656, 12363), (1794, 11412), (1902, 10764), (2392, 8559), (2484, 8242), (2536, 8073), (2691, 7608), (2808, 7291), (2853, 7176), (3588, 5706), (3804, 5382), (4121, 4968)]