19647824

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1360

約数の個数: 60

約数和(自身を含む): 46648800

約数和(自身を除く): 27000976

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1319, 1862, 2128, 2638, 3724, 5276, 7448, 9233, 10552, 14896, 18466, 21104, 25061, 36932, 50122, 64631, 73864, 100244, 129262, 147728, 175427, 200488, 258524, 350854, 400976, 517048, 701708, 1034096, 1227989, 1403416, 2455978, 2806832, 4911956, 9823912, 19647824]

約数ペア:

[(1, 19647824), (2, 9823912), (4, 4911956), (7, 2806832), (8, 2455978), (14, 1403416), (16, 1227989), (19, 1034096), (28, 701708), (38, 517048), (49, 400976), (56, 350854), (76, 258524), (98, 200488), (112, 175427), (133, 147728), (152, 129262), (196, 100244), (266, 73864), (304, 64631), (392, 50122), (532, 36932), (784, 25061), (931, 21104), (1064, 18466), (1319, 14896), (1862, 10552), (2128, 9233), (2638, 7448), (3724, 5276)]