19739623678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{397}}^1\times {\mathrm{4051}}^1$

素因数の和:4505

約数の個数: 48

約数和(自身を含む): 33179607504

約数和(自身を除く): 13439983826

約数列:

[1, 2, 17, 19, 34, 38, 323, 361, 397, 646, 722, 794, 4051, 6137, 6749, 7543, 8102, 12274, 13498, 15086, 68867, 76969, 128231, 137734, 143317, 153938, 256462, 286634, 1308473, 1462411, 1608247, 2436389, 2616946, 2924822, 3216494, 4872778, 24860987, 27340199, 30556693, 49721974, 54680398, 61113386, 519463781, 580577167, 1038927562, 1161154334, 9869811839, 19739623678]

約数ペア:

[(1, 19739623678), (2, 9869811839), (17, 1161154334), (19, 1038927562), (34, 580577167), (38, 519463781), (323, 61113386), (361, 54680398), (397, 49721974), (646, 30556693), (722, 27340199), (794, 24860987), (4051, 4872778), (6137, 3216494), (6749, 2924822), (7543, 2616946), (8102, 2436389), (12274, 1608247), (13498, 1462411), (15086, 1308473), (68867, 286634), (76969, 256462), (128231, 153938), (137734, 143317)]