20192578605

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 37585641600

約数和(自身を除く): 17393062995

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 613, 653, 855, 885, 1121, 1839, 1959, 2655, 3065, 3265, 3363, 5517, 5605, 5877, 9195, 9795, 10089, 11647, 12407, 16815, 27585, 29385, 34941, 36167, 37221, 38527, 50445, 58235, 62035, 104823, 108501, 111663, 115581, 174705, 180835, 186105, 192635, 325503, 346743, 400289, 524115, 542505, 558315, 577905, 687173, 732013, 1200867, 1627515, 1733715, 2001445, 2061519, 2196039, 3435865, 3602601, 3660065, 6004335, 6184557, 6588117, 7605491, 10307595, 10980195, 18013005, 22816473, 23617051, 30922785, 32940585, 38027455, 68449419, 70851153, 114082365, 118085255, 212553459, 342247095, 354255765, 448723969, 1062767295, 1346171907, 2243619845, 4038515721, 6730859535, 20192578605]

約数ペア:

[(1, 20192578605), (3, 6730859535), (5, 4038515721), (9, 2243619845), (15, 1346171907), (19, 1062767295), (45, 448723969), (57, 354255765), (59, 342247095), (95, 212553459), (171, 118085255), (177, 114082365), (285, 70851153), (295, 68449419), (531, 38027455), (613, 32940585), (653, 30922785), (855, 23617051), (885, 22816473), (1121, 18013005), (1839, 10980195), (1959, 10307595), (2655, 7605491), (3065, 6588117), (3265, 6184557), (3363, 6004335), (5517, 3660065), (5605, 3602601), (5877, 3435865), (9195, 2196039), (9795, 2061519), (10089, 2001445), (11647, 1733715), (12407, 1627515), (16815, 1200867), (27585, 732013), (29385, 687173), (34941, 577905), (36167, 558315), (37221, 542505), (38527, 524115), (50445, 400289), (58235, 346743), (62035, 325503), (104823, 192635), (108501, 186105), (111663, 180835), (115581, 174705)]