19752016

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42569}}^1$

素因数の和:42606

約数の個数: 20

約数和(自身を含む): 39590100

約数和(自身を除く): 19838084

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42569, 85138, 170276, 340552, 681104, 1234501, 2469002, 4938004, 9876008, 19752016]

約数ペア:

[(1, 19752016), (2, 9876008), (4, 4938004), (8, 2469002), (16, 1234501), (29, 681104), (58, 340552), (116, 170276), (232, 85138), (464, 42569)]