18734608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61627}}^1$

素因数の和:61654

約数の個数: 20

約数和(自身を含む): 38209360

約数和(自身を除く): 19474752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 61627, 123254, 246508, 493016, 986032, 1170913, 2341826, 4683652, 9367304, 18734608]

約数ペア:

[(1, 18734608), (2, 9367304), (4, 4683652), (8, 2341826), (16, 1170913), (19, 986032), (38, 493016), (76, 246508), (152, 123254), (304, 61627)]