19600784

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1132

約数の個数: 60

約数和(自身を含む): 46139904

約数和(自身を除く): 26539120

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1087, 1127, 1288, 2174, 2254, 2576, 4348, 4508, 7609, 8696, 9016, 15218, 17392, 18032, 25001, 30436, 50002, 53263, 60872, 100004, 106526, 121744, 175007, 200008, 213052, 350014, 400016, 426104, 700028, 852208, 1225049, 1400056, 2450098, 2800112, 4900196, 9800392, 19600784]

約数ペア:

[(1, 19600784), (2, 9800392), (4, 4900196), (7, 2800112), (8, 2450098), (14, 1400056), (16, 1225049), (23, 852208), (28, 700028), (46, 426104), (49, 400016), (56, 350014), (92, 213052), (98, 200008), (112, 175007), (161, 121744), (184, 106526), (196, 100004), (322, 60872), (368, 53263), (392, 50002), (644, 30436), (784, 25001), (1087, 18032), (1127, 17392), (1288, 15218), (2174, 9016), (2254, 8696), (2576, 7609), (4348, 4508)]