19405192

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 38206080

約数和(自身を除く): 18800888

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 263, 401, 526, 802, 1052, 1604, 2104, 3208, 6049, 9223, 12098, 18446, 24196, 36892, 48392, 73784, 105463, 210926, 421852, 843704, 2425649, 4851298, 9702596, 19405192]

約数ペア:

[(1, 19405192), (2, 9702596), (4, 4851298), (8, 2425649), (23, 843704), (46, 421852), (92, 210926), (184, 105463), (263, 73784), (401, 48392), (526, 36892), (802, 24196), (1052, 18446), (1604, 12098), (2104, 9223), (3208, 6049)]