16978372

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 30385152

約数和(自身を除く): 13406780

約数列:

[1, 2, 4, 71, 142, 191, 284, 313, 382, 626, 764, 1252, 13561, 22223, 27122, 44446, 54244, 59783, 88892, 119566, 239132, 4244593, 8489186, 16978372]

約数ペア:

[(1, 16978372), (2, 8489186), (4, 4244593), (71, 239132), (142, 119566), (191, 88892), (284, 59783), (313, 54244), (382, 44446), (626, 27122), (764, 22223), (1252, 13561)]