19204952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3929}}^1$

素因数の和:3995

約数の個数: 32

約数和(自身を含む): 39614400

約数和(自身を除く): 20409448

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3929, 4888, 7858, 15716, 31432, 51077, 102154, 184663, 204308, 369326, 408616, 738652, 1477304, 2400619, 4801238, 9602476, 19204952]

約数ペア:

[(1, 19204952), (2, 9602476), (4, 4801238), (8, 2400619), (13, 1477304), (26, 738652), (47, 408616), (52, 369326), (94, 204308), (104, 184663), (188, 102154), (376, 51077), (611, 31432), (1222, 15716), (2444, 7858), (3929, 4888)]