20508717192

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{1259}}^1$

素因数の和:1683

約数の個数: 128

約数和(自身を含む): 54613440000

約数和(自身を除く): 34104722808

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 139, 152, 228, 257, 278, 417, 456, 514, 556, 771, 834, 1028, 1112, 1259, 1542, 1668, 2056, 2518, 2641, 3084, 3336, 3777, 4883, 5036, 5282, 6168, 7554, 7923, 9766, 10072, 10564, 14649, 15108, 15846, 19532, 21128, 23921, 29298, 30216, 31692, 35723, 39064, 47842, 58596, 63384, 71446, 71763, 95684, 107169, 117192, 142892, 143526, 175001, 191368, 214338, 285784, 287052, 323563, 350002, 428676, 525003, 574104, 647126, 678737, 700004, 857352, 970689, 1050006, 1294252, 1357474, 1400008, 1941378, 2036211, 2100012, 2588504, 2714948, 3325019, 3882756, 4072422, 4200024, 5429896, 6147697, 6650038, 7765512, 8144844, 9975057, 12295394, 13300076, 16289688, 18443091, 19950114, 24590788, 26600152, 36886182, 39900228, 44975257, 49181576, 73772364, 79800456, 89950514, 134925771, 147544728, 179901028, 269851542, 359802056, 539703084, 854529883, 1079406168, 1709059766, 2563589649, 3418119532, 5127179298, 6836239064, 10254358596, 20508717192]

約数ペア:

[(1, 20508717192), (2, 10254358596), (3, 6836239064), (4, 5127179298), (6, 3418119532), (8, 2563589649), (12, 1709059766), (19, 1079406168), (24, 854529883), (38, 539703084), (57, 359802056), (76, 269851542), (114, 179901028), (139, 147544728), (152, 134925771), (228, 89950514), (257, 79800456), (278, 73772364), (417, 49181576), (456, 44975257), (514, 39900228), (556, 36886182), (771, 26600152), (834, 24590788), (1028, 19950114), (1112, 18443091), (1259, 16289688), (1542, 13300076), (1668, 12295394), (2056, 9975057), (2518, 8144844), (2641, 7765512), (3084, 6650038), (3336, 6147697), (3777, 5429896), (4883, 4200024), (5036, 4072422), (5282, 3882756), (6168, 3325019), (7554, 2714948), (7923, 2588504), (9766, 2100012), (10072, 2036211), (10564, 1941378), (14649, 1400008), (15108, 1357474), (15846, 1294252), (19532, 1050006), (21128, 970689), (23921, 857352), (29298, 700004), (30216, 678737), (31692, 647126), (35723, 574104), (39064, 525003), (47842, 428676), (58596, 350002), (63384, 323563), (71446, 287052), (71763, 285784), (95684, 214338), (107169, 191368), (117192, 175001), (142892, 143526)]