20856331328

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1\times {\mathrm{1373}}^1$

素因数の和:2260

約数の個数: 112

約数和(自身を含む): 48546739584

約数和(自身を除く): 27690408256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 827, 1148, 1312, 1373, 1654, 2296, 2624, 2746, 3308, 4592, 5492, 5789, 6616, 9184, 9611, 10984, 11578, 13232, 18368, 19222, 21968, 23156, 26464, 33907, 38444, 43936, 46312, 52928, 56293, 67814, 76888, 87872, 92624, 112586, 135628, 153776, 185248, 225172, 237349, 271256, 307552, 370496, 394051, 450344, 474698, 542512, 615104, 788102, 900688, 949396, 1085024, 1135471, 1576204, 1801376, 1898792, 2170048, 2270942, 3152408, 3602752, 3797584, 4541884, 6304816, 7595168, 7948297, 9083768, 12609632, 15190336, 15896594, 18167536, 25219264, 31793188, 36335072, 46554311, 63586376, 72670144, 93108622, 127172752, 186217244, 254345504, 325880177, 372434488, 508691008, 651760354, 744868976, 1303520708, 1489737952, 2607041416, 2979475904, 5214082832, 10428165664, 20856331328]

約数ペア:

[(1, 20856331328), (2, 10428165664), (4, 5214082832), (7, 2979475904), (8, 2607041416), (14, 1489737952), (16, 1303520708), (28, 744868976), (32, 651760354), (41, 508691008), (56, 372434488), (64, 325880177), (82, 254345504), (112, 186217244), (164, 127172752), (224, 93108622), (287, 72670144), (328, 63586376), (448, 46554311), (574, 36335072), (656, 31793188), (827, 25219264), (1148, 18167536), (1312, 15896594), (1373, 15190336), (1654, 12609632), (2296, 9083768), (2624, 7948297), (2746, 7595168), (3308, 6304816), (4592, 4541884), (5492, 3797584), (5789, 3602752), (6616, 3152408), (9184, 2270942), (9611, 2170048), (10984, 1898792), (11578, 1801376), (13232, 1576204), (18368, 1135471), (19222, 1085024), (21968, 949396), (23156, 900688), (26464, 788102), (33907, 615104), (38444, 542512), (43936, 474698), (46312, 450344), (52928, 394051), (56293, 370496), (67814, 307552), (76888, 271256), (87872, 237349), (92624, 225172), (112586, 185248), (135628, 153776)]