219639604

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{2521}}^1$

素因数の和:3495

約数の個数: 24

約数和(自身を含む): 401663808

約数和(自身を除く): 182024204

約数列:

[1, 2, 4, 23, 46, 92, 947, 1894, 2521, 3788, 5042, 10084, 21781, 43562, 57983, 87124, 115966, 231932, 2387387, 4774774, 9549548, 54909901, 109819802, 219639604]

約数ペア:

[(1, 219639604), (2, 109819802), (4, 54909901), (23, 9549548), (46, 4774774), (92, 2387387), (947, 231932), (1894, 115966), (2521, 87124), (3788, 57983), (5042, 43562), (10084, 21781)]