19903374

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{1021}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 46725840

約数和(自身を除く): 26822466

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 361, 513, 722, 1021, 1026, 1083, 2042, 2166, 3063, 3249, 6126, 6498, 9189, 9747, 18378, 19399, 19494, 27567, 38798, 55134, 58197, 116394, 174591, 349182, 368581, 523773, 737162, 1047546, 1105743, 2211486, 3317229, 6634458, 9951687, 19903374]

約数ペア:

[(1, 19903374), (2, 9951687), (3, 6634458), (6, 3317229), (9, 2211486), (18, 1105743), (19, 1047546), (27, 737162), (38, 523773), (54, 368581), (57, 349182), (114, 174591), (171, 116394), (342, 58197), (361, 55134), (513, 38798), (722, 27567), (1021, 19494), (1026, 19399), (1083, 18378), (2042, 9747), (2166, 9189), (3063, 6498), (3249, 6126)]