20976868548

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1434

約数の個数: 144

約数和(自身を含む): 57002714496

約数和(自身を除く): 36025845948

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 83, 102, 153, 166, 204, 249, 306, 332, 498, 503, 612, 747, 821, 996, 1006, 1411, 1494, 1509, 1642, 2012, 2463, 2822, 2988, 3018, 3284, 4233, 4527, 4926, 5644, 6036, 7389, 8466, 8551, 9054, 9852, 12699, 13957, 14778, 16932, 17102, 18108, 25398, 25653, 27914, 29556, 34204, 41749, 41871, 50796, 51306, 55828, 68143, 76959, 83498, 83742, 102612, 125247, 125613, 136286, 153918, 166996, 167484, 204429, 250494, 251226, 272572, 307836, 375741, 408858, 412963, 500988, 502452, 613287, 709733, 751482, 817716, 825926, 1158431, 1226574, 1238889, 1419466, 1502964, 1651852, 2129199, 2316862, 2453148, 2477778, 2838932, 3475293, 3716667, 4258398, 4633724, 4955556, 6387597, 6950586, 7020371, 7433334, 8516796, 10425879, 12775194, 13901172, 14040742, 14866668, 20851758, 21061113, 25550388, 28081484, 34275929, 41703516, 42122226, 63183339, 68551858, 84244452, 102827787, 126366678, 137103716, 205655574, 252733356, 308483361, 411311148, 582690793, 616966722, 1165381586, 1233933444, 1748072379, 2330763172, 3496144758, 5244217137, 6992289516, 10488434274, 20976868548]

約数ペア:

[(1, 20976868548), (2, 10488434274), (3, 6992289516), (4, 5244217137), (6, 3496144758), (9, 2330763172), (12, 1748072379), (17, 1233933444), (18, 1165381586), (34, 616966722), (36, 582690793), (51, 411311148), (68, 308483361), (83, 252733356), (102, 205655574), (153, 137103716), (166, 126366678), (204, 102827787), (249, 84244452), (306, 68551858), (332, 63183339), (498, 42122226), (503, 41703516), (612, 34275929), (747, 28081484), (821, 25550388), (996, 21061113), (1006, 20851758), (1411, 14866668), (1494, 14040742), (1509, 13901172), (1642, 12775194), (2012, 10425879), (2463, 8516796), (2822, 7433334), (2988, 7020371), (3018, 6950586), (3284, 6387597), (4233, 4955556), (4527, 4633724), (4926, 4258398), (5644, 3716667), (6036, 3475293), (7389, 2838932), (8466, 2477778), (8551, 2453148), (9054, 2316862), (9852, 2129199), (12699, 1651852), (13957, 1502964), (14778, 1419466), (16932, 1238889), (17102, 1226574), (18108, 1158431), (25398, 825926), (25653, 817716), (27914, 751482), (29556, 709733), (34204, 613287), (41749, 502452), (41871, 500988), (50796, 412963), (51306, 408858), (55828, 375741), (68143, 307836), (76959, 272572), (83498, 251226), (83742, 250494), (102612, 204429), (125247, 167484), (125613, 166996), (136286, 153918)]