19381916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 35610624

約数和(自身を除く): 16228708

約数列:

[1, 2, 4, 23, 46, 92, 191, 382, 764, 1103, 2206, 4393, 4412, 8786, 17572, 25369, 50738, 101476, 210673, 421346, 842692, 4845479, 9690958, 19381916]

約数ペア:

[(1, 19381916), (2, 9690958), (4, 4845479), (23, 842692), (46, 421346), (92, 210673), (191, 101476), (382, 50738), (764, 25369), (1103, 17572), (2206, 8786), (4393, 4412)]