20272982912

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{11681}}^1$

素因数の和:11864

約数の個数: 128

約数和(自身を含む): 50045688000

約数和(自身を除く): 29772705088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 149, 182, 208, 224, 298, 364, 416, 448, 596, 728, 832, 896, 1043, 1192, 1456, 1664, 1937, 2086, 2384, 2912, 3874, 4172, 4768, 5824, 7748, 8344, 9536, 11648, 11681, 13559, 15496, 16688, 19072, 23362, 27118, 30992, 33376, 46724, 54236, 61984, 66752, 81767, 93448, 108472, 123968, 133504, 151853, 163534, 186896, 216944, 247936, 303706, 327068, 373792, 433888, 607412, 654136, 747584, 867776, 1062971, 1214824, 1308272, 1495168, 1735552, 1740469, 2125942, 2429648, 2616544, 3480938, 4251884, 4859296, 5233088, 6961876, 8503768, 9718592, 10466176, 12183283, 13923752, 17007536, 19437184, 22626097, 24366566, 27847504, 34015072, 45252194, 48733132, 55695008, 68030144, 90504388, 97466264, 111390016, 136060288, 158382679, 181008776, 194932528, 222780032, 316765358, 362017552, 389865056, 633530716, 724035104, 779730112, 1267061432, 1448070208, 1559460224, 2534122864, 2896140416, 5068245728, 10136491456, 20272982912]

約数ペア:

[(1, 20272982912), (2, 10136491456), (4, 5068245728), (7, 2896140416), (8, 2534122864), (13, 1559460224), (14, 1448070208), (16, 1267061432), (26, 779730112), (28, 724035104), (32, 633530716), (52, 389865056), (56, 362017552), (64, 316765358), (91, 222780032), (104, 194932528), (112, 181008776), (128, 158382679), (149, 136060288), (182, 111390016), (208, 97466264), (224, 90504388), (298, 68030144), (364, 55695008), (416, 48733132), (448, 45252194), (596, 34015072), (728, 27847504), (832, 24366566), (896, 22626097), (1043, 19437184), (1192, 17007536), (1456, 13923752), (1664, 12183283), (1937, 10466176), (2086, 9718592), (2384, 8503768), (2912, 6961876), (3874, 5233088), (4172, 4859296), (4768, 4251884), (5824, 3480938), (7748, 2616544), (8344, 2429648), (9536, 2125942), (11648, 1740469), (11681, 1735552), (13559, 1495168), (15496, 1308272), (16688, 1214824), (19072, 1062971), (23362, 867776), (27118, 747584), (30992, 654136), (33376, 607412), (46724, 433888), (54236, 373792), (61984, 327068), (66752, 303706), (81767, 247936), (93448, 216944), (108472, 186896), (123968, 163534), (133504, 151853)]