19713944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5639}}^1$

素因数の和:5687

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 20894056

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5639, 11278, 22556, 45112, 107141, 129697, 214282, 259394, 428564, 518788, 857128, 1037576, 2464243, 4928486, 9856972, 19713944]

約数ペア:

[(1, 19713944), (2, 9856972), (4, 4928486), (8, 2464243), (19, 1037576), (23, 857128), (38, 518788), (46, 428564), (76, 259394), (92, 214282), (152, 129697), (184, 107141), (437, 45112), (874, 22556), (1748, 11278), (3496, 5639)]