19511162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 33191424

約数和(自身を除く): 13680262

約数列:

[1, 2, 11, 22, 41, 82, 97, 194, 223, 446, 451, 902, 1067, 2134, 2453, 3977, 4906, 7954, 9143, 18286, 21631, 43262, 43747, 87494, 100573, 201146, 237941, 475882, 886871, 1773742, 9755581, 19511162]

約数ペア:

[(1, 19511162), (2, 9755581), (11, 1773742), (22, 886871), (41, 475882), (82, 237941), (97, 201146), (194, 100573), (223, 87494), (446, 43747), (451, 43262), (902, 21631), (1067, 18286), (2134, 9143), (2453, 7954), (3977, 4906)]