19938296

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2677}}^1$

素因数の和:2716

約数の個数: 48

約数和(自身を含む): 45793800

約数和(自身を除く): 25855504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2677, 3724, 5354, 7448, 10708, 18739, 21416, 37478, 50863, 74956, 101726, 131173, 149912, 203452, 262346, 356041, 406904, 524692, 712082, 1049384, 1424164, 2492287, 2848328, 4984574, 9969148, 19938296]

約数ペア:

[(1, 19938296), (2, 9969148), (4, 4984574), (7, 2848328), (8, 2492287), (14, 1424164), (19, 1049384), (28, 712082), (38, 524692), (49, 406904), (56, 356041), (76, 262346), (98, 203452), (133, 149912), (152, 131173), (196, 101726), (266, 74956), (392, 50863), (532, 37478), (931, 21416), (1064, 18739), (1862, 10708), (2677, 7448), (3724, 5354)]