20189642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 35951040

約数和(自身を除く): 15761398

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 374, 407, 629, 814, 1258, 1459, 2918, 6919, 13838, 16049, 24803, 32098, 49606, 53983, 107966, 272833, 545666, 593813, 917711, 1187626, 1835422, 10094821, 20189642]

約数ペア:

[(1, 20189642), (2, 10094821), (11, 1835422), (17, 1187626), (22, 917711), (34, 593813), (37, 545666), (74, 272833), (187, 107966), (374, 53983), (407, 49606), (629, 32098), (814, 24803), (1258, 16049), (1459, 13838), (2918, 6919)]